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r;this.options.extensions.startInline.forEach((function(e){r=e.call({lexer:this},n),"number"==typeof r&&r>=0&&(t=Math.min(t,r))})),t<1/0&&t>=0&&(o=e.substring(0,t+1))}if(n=this.tokenizer.inlineText(o,ie))e=e.substring(n.raw.length),"_"!==n.raw.slice(-1)&&(a=n.raw.slice(-1)),s=!0,r=t[t.length-1],r&&"text"===r.type?(r.raw+=n.raw,r.text+=n.text):t.push(n);else if(e){const t="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(t);break}throw new Error(t)}}else e=e.substring(n.raw.length),t.push(n);return t}}let le=class{constructor(e){this.options=e||N}code(e,t,n){const r=(t||"").match(/\S*/)[0];if(this.options.highlight){const t=this.options.highlight(e,r);null!=t&&t!==e&&(n=!0,e=t)}return e=e.replace(/\n$/,"")+"\n",r?'
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oe={escape:/^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,autolink:/^<(scheme:[^\s\x00-\x1f<>]*|email)>/,url:G,tag:"^comment|^|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^|^",link:/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,reflink:/^!?\[(label)\]\[(ref)\]/,nolink:/^!?\[(ref)\](?:\[\])?/,reflinkSearch:"reflink|nolink(?!\\()",emStrong:{lDelim:/^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/,rDelimAst:/^(?:[^_*\\]|\\.)*?\_\_(?:[^_*\\]|\\.)*?\*(?:[^_*\\]|\\.)*?(?=\_\_)|(?:[^*\\]|\\.)+(?=[^*])|[punct_](\*+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|(?:[^punct*_\s\\]|\\.)(\*+)(?=[^punct*_\s])/,rDelimUnd:/^(?:[^_*\\]|\\.)*?\*\*(?:[^_*\\]|\\.)*?\_(?:[^_*\\]|\\.)*?(?=\*\*)|(?:[^_\\]|\\.)+(?=[^_])|[punct*](\_+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/},code:/^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,br:/^( 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t=this.tokens.prefix||this.tokens.base,n=this.tokens.prefix?[this.tokens.prefix.value,e.ts.trivia(this.tokens.base.trivia)]:[],r=e.reference(e.ts.wrap([...n,this.tokens.base.value,e.token(this.tokens.postfix)]),{unescaped:this.idlType,context:this});return e.ts.wrap([e.ts.trivia(t.trivia),r])})(),e.token(this.tokens.nullable),e.token(this.tokens.separator)])}}class G extends T{static parse(e){const t=e.consume("=");if(!t)return null;const n=Q(e)||e.consumeKind("string")||e.consume("null","[","{")||e.error("No value for default"),r=[n];if("["===n.value){const t=e.consume("]")||e.error("Default sequence value must be empty");r.push(t)}else if("{"===n.value){const t=e.consume("}")||e.error("Default dictionary value must be empty");r.push(t)}return new G({source:e.source,tokens:{assign:t},expression:r})}constructor({source:e,tokens:t,expression:n}){super({source:e,tokens:t}),n.parent=this,Object.defineProperty(this,"expression",{value:n})}get type(){return ee(this.expression[0]).type}get 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A(this.tokens.name,this,"no-nullable-dict-arg",e)}else if(this.optional){if(!this.default){const e="Optional dictionary arguments must have a default value of `{}`.";yield A(this.tokens.name,this,"dict-arg-default",e,{autofix:Y(this)})}}else if(this.parent&&!P(t.dictionary,e)&&function(e){const t=e.parent.arguments||e.parent.list,n=t.indexOf(e);return!t.slice(n+1).some((e=>!e.optional))}(this)){const e="Dictionary argument must be optional if it has no required fields";yield A(this.tokens.name,this,"dict-arg-optional",e,{autofix:(n=this,()=>{const e=ce(n.idlType);n.tokens.optional={...e,type:"optional",value:"optional"},e.trivia=" ",Y(n)()})})}var n}write(e){return e.ts.wrap([this.extAttrs.write(e),e.token(this.tokens.optional),e.ts.type(this.idlType.write(e)),e.token(this.tokens.variadic),e.name_token(this.tokens.name,{data:this}),this.default?this.default.write(e):"",e.token(this.tokens.separator)])}}function Y(e){return()=>{e.default=G.parse(new be(" = {}"))}}class K extends T{static parse(e,{special:t,regular:n}={}){const r={special:t},s=le(new K({source:e.source,tokens:r}));return t&&"stringifier"===t.value&&(r.termination=e.consume(";"),r.termination)?(s.arguments=[],s):(t||n||(r.special=e.consume("getter","setter","deleter")),s.idlType=se(e)||e.error("Missing return type"),r.name=e.consumeKind("identifier")||e.consume("includes"),r.open=e.consume("(")||e.error("Invalid operation"),s.arguments=ne(e),r.close=e.consume(")")||e.error("Unterminated operation"),r.termination=e.consume(";")||e.error("Unterminated operation, expected `;`"),s.this)}get type(){return"operation"}get name(){const{name:e}=this.tokens;return e?J(e.value):""}get special(){return this.tokens.special?this.tokens.special.value:""}*validate(e){if(yield*this.extAttrs.validate(e),!this.name&&["","static"].includes(this.special)){const e="Regular or static operations must have both a return type and an identifier.";yield 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H({source:t,tokens:{prefix:n,base:r}});n&&e.error("Failed to parse float type")}();if(n)return n;const r=e.consume("bigint","boolean","byte","octet","undefined");return r?new H({source:t,tokens:{base:r}}):void 0}function ne(e){return X(e,{parser:V.parse,listName:"arguments list"})}function re(e,t){const n=W.parse(e),r=H.parse(e,t);return r&&(le(r).extAttrs=n),r}function se(e,t){const n=H.parse(e,t||"return-type");if(n)return n;const r=e.consume("void");if(r){const t=new H({source:e.source,tokens:{base:r}});return t.type="return-type",t}}function ie(e){const t=e.consume("stringifier");if(!t)return;return Z.parse(e,{special:t})||K.parse(e,{special:t})||e.error("Unterminated stringifier")}function oe(e){const t=e.split("\n");if(t.length){const e=t[t.length-1].match(/^\s+/);if(e)return e[0]}return""}function ae(e){return()=>{if(e.extAttrs.length){const t=new be("Exposed=Window,"),n=q.parse(t);n.tokens.separator=t.consume(",");const r=e.extAttrs[0];/^\s/.test(r.tokens.name.trivia)||(r.tokens.name.trivia=` ${r.tokens.name.trivia}`),e.extAttrs.unshift(n)}else{le(e).extAttrs=W.parse(new be("[Exposed=Window]"));const t=e.tokens.base.trivia;e.extAttrs.tokens.open.trivia=t,e.tokens.base.trivia=`\n${oe(t)}`}}}function ce(e){if(e.extAttrs.length)return e.extAttrs.tokens.open;if("operation"===e.type&&!e.special)return ce(e.idlType);return Object.values(e.tokens).sort(((e,t)=>e.index-t.index))[0]}function le(e,t){if(t||(t=e),!e)return e;return new Proxy(e,{get(e,t){const n=e[t];return Array.isArray(n)&&"source"!==t?le(n,e):n},set(e,n,r){if(e[n]=r,!r)return!0;if(Array.isArray(r))for(const e of r)void 0!==e.parent&&(e.parent=t);else void 0!==r.parent&&(r.parent=t);return!0}})}const ue={decimal:/-?(?=[0-9]*\.|[0-9]+[eE])(([0-9]+\.[0-9]*|[0-9]*\.[0-9]+)([Ee][-+]?[0-9]+)?|[0-9]+[Ee][-+]?[0-9]+)/y,integer:/-?(0([Xx][0-9A-Fa-f]+|[0-7]*)|[1-9][0-9]*)/y,identifier:/[_-]?[A-Za-z][0-9A-Z_a-z-]*/y,string:/"[^"]*"/y,whitespace:/[\t\n\r 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be{constructor(e){this.source=function(e){const t=[];let n=0,r="",s=1,i=0;for(;nthis.position&&this.source[this.position].type===e}probe(e){return this.probeKind("inline")&&this.source[this.position].value===e}consumeKind(...e){for(const t of e){if(!this.probeKind(t))continue;const e=this.source[this.position];return this.position++,e}}consume(...e){if(!this.probeKind("inline"))return;const t=this.source[this.position];for(const n of e)if(t.value===n)return this.position++,t}consumeIdentifier(e){if(this.probeKind("identifier")&&this.source[this.position].value===e)return this.consumeKind("identifier")}unconsume(e){this.position=e}}class ye extends Error{constructor({message:e,bareMessage:t,context:n,line:r,sourceName:s,input:i,tokens:o}){super(e),this.name="WebIDLParseError",this.bareMessage=t,this.context=n,this.line=r,this.sourceName=s,this.input=i,this.tokens=o}}class we extends D{static parse(e){const t=e.consumeKind("string");if(t)return new we({source:e.source,tokens:{value:t}})}get type(){return"enum-value"}get value(){return super.value.slice(1,-1)}write(e){const{parent:t}=this;return e.ts.wrap([e.ts.trivia(this.tokens.value.trivia),e.ts.definition(e.ts.wrap(['"',e.ts.name(this.value,{data:this,parent:t}),'"']),{data:this,parent:t}),e.token(this.tokens.separator)])}}class ve extends T{static parse(e){const t={};if(t.base=e.consume("enum"),!t.base)return;t.name=e.consumeKind("identifier")||e.error("No name for enum");const n=le(new ve({source:e.source,tokens:t}));return e.current=n.this,t.open=e.consume("{")||e.error("Bodyless enum"),n.values=X(e,{parser:we.parse,allowDangler:!0,listName:"enumeration"}),e.probeKind("string")&&e.error("No comma between enum values"),t.close=e.consume("}")||e.error("Unexpected value in enum"),n.values.length||e.error("No value in enum"),t.termination=e.consume(";")||e.error("No semicolon after enum"),n.this}get type(){return"enum"}get name(){return J(this.tokens.name.value)}write(e){return e.ts.definition(e.ts.wrap([this.extAttrs.write(e),e.token(this.tokens.base),e.name_token(this.tokens.name,{data:this}),e.token(this.tokens.open),e.ts.wrap(this.values.map((t=>t.write(e)))),e.token(this.tokens.close),e.token(this.tokens.termination)]),{data:this})}}class $e extends T{static parse(e){const t=e.consumeKind("identifier");if(!t)return;const n={target:t};if(n.includes=e.consume("includes"),n.includes)return n.mixin=e.consumeKind("identifier")||e.error("Incomplete includes statement"),n.termination=e.consume(";")||e.error("No terminating ; for includes statement"),new $e({source:e.source,tokens:n});e.unconsume(t.index)}get type(){return"includes"}get target(){return J(this.tokens.target.value)}get includes(){return J(this.tokens.mixin.value)}write(e){return e.ts.definition(e.ts.wrap([this.extAttrs.write(e),e.reference_token(this.tokens.target,this),e.token(this.tokens.includes),e.reference_token(this.tokens.mixin,this),e.token(this.tokens.termination)]),{data:this})}}class ke extends T{static parse(e){const t={},n=le(new ke({source:e.source,tokens:t}));if(t.base=e.consume("typedef"),t.base)return n.idlType=re(e,"typedef-type")||e.error("Typedef lacks a type"),t.name=e.consumeKind("identifier")||e.error("Typedef lacks a name"),e.current=n.this,t.termination=e.consume(";")||e.error("Unterminated typedef, expected `;`"),n.this}get type(){return"typedef"}get name(){return J(this.tokens.name.value)}*validate(e){yield*this.idlType.validate(e)}write(e){return e.ts.definition(e.ts.wrap([this.extAttrs.write(e),e.token(this.tokens.base),e.ts.type(this.idlType.write(e)),e.name_token(this.tokens.name,{data:this}),e.token(this.tokens.termination)]),{data:this})}}class xe extends T{static parse(e,t){const n={base:t},r=le(new xe({source:e.source,tokens:n}));return n.name=e.consumeKind("identifier")||e.error("Callback lacks a name"),e.current=r.this,n.assign=e.consume("=")||e.error("Callback lacks an assignment"),r.idlType=se(e)||e.error("Callback lacks a return 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r&&o.addEventListener("upgradeneeded",(e=>{r(v(o.result),e.oldVersion,e.newVersion,v(o.transaction),e)})),n&&o.addEventListener("blocked",(e=>n(e.oldVersion,e.newVersion,e))),a.then((e=>{i&&e.addEventListener("close",(()=>i())),s&&e.addEventListener("versionchange",(e=>s(e.oldVersion,e.newVersion,e)))})).catch((()=>{})),a},unwrap:$,wrap:v});function R(e,t,n,r,s,{level:i="error",autofix:o,ruleName:a}={}){function c(n){return n>0?e.slice(t,t+n):e.slice(Math.max(t+n,0),t)}function l(n,{precedes:r}={}){const s=n.map((e=>e.trivia+e.value)).join(""),i=e[t];return"eof"===i.type?s:r?s+i.trivia:s.slice(i.trivia.length)}const u="eof"!==e[t].type?e[t].line:e.length>1?e[t-1].line:1,d=function(e){const t=e.split("\n");return t[t.length-1]}(l(c(-5),{precedes:!0})),p=c(5),f=l(p),h=d+f.split("\n")[0]+"\n"+(" ".repeat(d.length)+"^"),m="Syntax"===s?"since":"inside",g=`${s} error at line ${u}${e.name?` in ${e.name}`:""}${n&&n.name?`, ${m} \`${n.partial?"partial ":""}${function(e){const 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r=t.unique.get(e.idlType);if(!r)return;if("typedef"===r.type){const{typedefIncludesDictionary:n}=t.cache;if(n.has(r))return n.get(r);t.cache.typedefIncludesDictionary.set(r,void 0);const s=L(r.idlType,t);if(t.cache.typedefIncludesDictionary.set(r,s),s)return{reference:e,dictionary:s.dictionary}}if("dictionary"===r.type&&(n||!e.nullable))return{reference:e,dictionary:r}}for(const n of e.subtype){const e=L(n,t);if(e)return n.union?e:{reference:n,dictionary:e.dictionary}}}function P(e,t){if(t.cache.dictionaryIncludesRequiredField.has(e))return t.cache.dictionaryIncludesRequiredField.get(e);t.cache.dictionaryIncludesRequiredField.set(e,void 0);let n=e.members.some((e=>e.required));if(!n&&e.inheritance){const r=t.unique.get(e.inheritance);r?P(r,t)&&(n=!0):n=!0}return t.cache.dictionaryIncludesRequiredField.set(e,n),n}class I extends Array{constructor({source:e,tokens:t}){super(),Object.defineProperties(this,{source:{value:e},tokens:{value:t},parent:{value:null,writable:!0}})}}class D extends T{static parser(e,t){return()=>{const n=e.consumeKind(t);if(n)return new D({source:e.source,tokens:{value:n}})}}get value(){return J(this.tokens.value.value)}write(e){return e.ts.wrap([e.token(this.tokens.value),e.token(this.tokens.separator)])}}class N extends D{static parse(e){const t=e.consumeKind("eof");if(t)return new N({source:e.source,tokens:{value:t}})}get type(){return"eof"}}function O(e,t){return X(e,{parser:D.parser(e,t),listName:t+" list"})}const j=["identifier","decimal","integer","string"],M=new Map([...["NoInterfaceObject","LenientSetter","LenientThis","TreatNonObjectAsNull","Unforgeable"].map((e=>[e,`Legacy${e}`])),["NamedConstructor","LegacyFactoryFunction"],["OverrideBuiltins","LegacyOverrideBuiltIns"],["TreatNullAs","LegacyNullToEmptyString"]]);function z(e){for(const t of j){const n=O(e,t);if(n.length)return n}e.error("Expected identifiers, strings, decimals, or integers but none found")}class U extends T{static parse(e){const t={assign:e.consume("=")},n=le(new U({source:e.source,tokens:t}));if(n.list=[],t.assign){if(t.asterisk=e.consume("*"),t.asterisk)return n.this;t.secondaryName=e.consumeKind(...j)}return t.open=e.consume("("),t.open?(n.list=n.rhsIsList?z(e):ne(e),t.close=e.consume(")")||e.error("Unexpected token in extended attribute argument list")):t.assign&&!t.secondaryName&&e.error("No right hand side to extended attribute assignment"),n.this}get rhsIsList(){return this.tokens.assign&&!this.tokens.asterisk&&!this.tokens.secondaryName}get rhsType(){return this.rhsIsList?this.list[0].tokens.value.type+"-list":this.tokens.asterisk?"*":this.tokens.secondaryName?this.tokens.secondaryName.type:null}write(e){const{rhsType:t}=this;return e.ts.wrap([e.token(this.tokens.assign),e.token(this.tokens.asterisk),e.reference_token(this.tokens.secondaryName,this.parent),e.token(this.tokens.open),...this.list.map((n=>"identifier-list"===t?e.identifier(n,this.parent):n.write(e))),e.token(this.tokens.close)])}}class q extends T{static parse(e){const t=e.consumeKind("identifier");if(t)return new q({source:e.source,tokens:{name:t},params:U.parse(e)})}constructor({source:e,tokens:t,params:n}){super({source:e,tokens:t}),n.parent=this,Object.defineProperty(this,"params",{value:n})}get type(){return"extended-attribute"}get name(){return this.tokens.name.value}get rhs(){const{rhsType:e,tokens:t,list:n}=this.params;if(!e)return null;return{type:e,value:this.params.rhsIsList?n:this.params.tokens.secondaryName?J(t.secondaryName.value):null}}get arguments(){const{rhsIsList:e,list:t}=this.params;return!t||e?[]:t}*validate(e){const{name:t}=this;if("LegacyNoInterfaceObject"===t){const e="`[LegacyNoInterfaceObject]` extended attribute is an undesirable feature that may be removed from Web IDL in the future. 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t=this.tokens.prefix||this.tokens.base,n=this.tokens.prefix?[this.tokens.prefix.value,e.ts.trivia(this.tokens.base.trivia)]:[],r=e.reference(e.ts.wrap([...n,this.tokens.base.value,e.token(this.tokens.postfix)]),{unescaped:this.idlType,context:this});return e.ts.wrap([e.ts.trivia(t.trivia),r])})(),e.token(this.tokens.nullable),e.token(this.tokens.separator)])}}class G extends T{static parse(e){const t=e.consume("=");if(!t)return null;const n=Q(e)||e.consumeKind("string")||e.consume("null","[","{")||e.error("No value for default"),r=[n];if("["===n.value){const t=e.consume("]")||e.error("Default sequence value must be empty");r.push(t)}else if("{"===n.value){const t=e.consume("}")||e.error("Default dictionary value must be empty");r.push(t)}return new G({source:e.source,tokens:{assign:t},expression:r})}constructor({source:e,tokens:t,expression:n}){super({source:e,tokens:t}),n.parent=this,Object.defineProperty(this,"expression",{value:n})}get type(){return ee(this.expression[0]).type}get value(){return ee(this.expression[0]).value}get negative(){return ee(this.expression[0]).negative}write(e){return e.ts.wrap([e.token(this.tokens.assign),...this.expression.map((t=>e.token(t)))])}}class V extends T{static parse(e){const t=e.position,n={},r=le(new V({source:e.source,tokens:n}));return r.extAttrs=W.parse(e),n.optional=e.consume("optional"),r.idlType=re(e,"argument-type"),r.idlType?(n.optional||(n.variadic=e.consume("...")),n.name=e.consumeKind("identifier")||e.consume(...fe),n.name?(r.default=n.optional?G.parse(e):null,r.this):e.unconsume(t)):e.unconsume(t)}get type(){return"argument"}get optional(){return!!this.tokens.optional}get variadic(){return!!this.tokens.variadic}get name(){return J(this.tokens.name.value)}*validate(e){yield*this.extAttrs.validate(e),yield*this.idlType.validate(e);const t=L(this.idlType,e,{useNullableInner:!0});if(t)if(this.idlType.nullable){const e="Dictionary arguments cannot be nullable.";yield A(this.tokens.name,this,"no-nullable-dict-arg",e)}else if(this.optional){if(!this.default){const e="Optional dictionary arguments must have a default value of `{}`.";yield A(this.tokens.name,this,"dict-arg-default",e,{autofix:Y(this)})}}else if(this.parent&&!P(t.dictionary,e)&&function(e){const t=e.parent.arguments||e.parent.list,n=t.indexOf(e);return!t.slice(n+1).some((e=>!e.optional))}(this)){const e="Dictionary argument must be optional if it has no required fields";yield A(this.tokens.name,this,"dict-arg-optional",e,{autofix:(n=this,()=>{const e=ce(n.idlType);n.tokens.optional={...e,type:"optional",value:"optional"},e.trivia=" ",Y(n)()})})}var n}write(e){return e.ts.wrap([this.extAttrs.write(e),e.token(this.tokens.optional),e.ts.type(this.idlType.write(e)),e.token(this.tokens.variadic),e.name_token(this.tokens.name,{data:this}),this.default?this.default.write(e):"",e.token(this.tokens.separator)])}}function Y(e){return()=>{e.default=G.parse(new be(" = {}"))}}class K extends T{static parse(e,{special:t,regular:n}={}){const r={special:t},s=le(new K({source:e.source,tokens:r}));return t&&"stringifier"===t.value&&(r.termination=e.consume(";"),r.termination)?(s.arguments=[],s):(t||n||(r.special=e.consume("getter","setter","deleter")),s.idlType=se(e)||e.error("Missing return type"),r.name=e.consumeKind("identifier")||e.consume("includes"),r.open=e.consume("(")||e.error("Invalid operation"),s.arguments=ne(e),r.close=e.consume(")")||e.error("Unterminated operation"),r.termination=e.consume(";")||e.error("Unterminated operation, expected `;`"),s.this)}get type(){return"operation"}get name(){const{name:e}=this.tokens;return e?J(e.value):""}get special(){return this.tokens.special?this.tokens.special.value:""}*validate(e){if(yield*this.extAttrs.validate(e),!this.name&&["","static"].includes(this.special)){const e="Regular or static operations must have both a return type and an identifier.";yield A(this.tokens.open,this,"incomplete-op",e)}this.idlType&&(yield*this.idlType.validate(e));for(const t of this.arguments)yield*t.validate(e)}write(e){const{parent:t}=this,n=this.idlType?[e.ts.type(this.idlType.write(e)),e.name_token(this.tokens.name,{data:this,parent:t}),e.token(this.tokens.open),e.ts.wrap(this.arguments.map((t=>t.write(e)))),e.token(this.tokens.close)]:[];return e.ts.definition(e.ts.wrap([this.extAttrs.write(e),this.tokens.name?e.token(this.tokens.special):e.token(this.tokens.special,e.ts.nameless,{data:this,parent:t}),...n,e.token(this.tokens.termination)]),{data:this,parent:t})}}class Z extends T{static parse(e,{special:t,noInherit:n=!1,readonly:r=!1}={}){const s=e.position,i={special:t},o=le(new Z({source:e.source,tokens:i}));if(t||n||(i.special=e.consume("inherit")),"inherit"===o.special&&e.probe("readonly")&&e.error("Inherited attributes cannot be read-only"),i.readonly=e.consume("readonly"),r&&!i.readonly&&e.probe("attribute")&&e.error("Attributes must be 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The patent policies were: ${[...t].join(", ")}.`;Rn(e,qr,{hint:n})}e.wgPatentPolicy=[...t][0]}(e),await async function(e){if(!e.shortName||null===e.historyURI||!e.latestVersion)return;const t=e.isEd||es.includes(e.specStatus);if(e.historyURI&&!t){const t=In`Please remove ${"[historyURI]"}.`;return Rn(In`The ${"[historyURI]"} can't be used with non /TR/ documents.`,qr,{hint:t}),void(e.historyURI=null)}const n=new URL(e.historyURI??`${e.shortName}/`,"https://www.w3.org/standards/history/");if(e.historyURI&&t||["FPWD","DNOTE","NOTE","DRY"].includes(e.specStatus))return void(e.historyURI=n.href);try{const t=await fetch(n,{method:"HEAD"});t.ok&&(e.historyURI=t.url)}catch{}}(e),e.isTagEditorFinding&&(delete e.thisVersion,delete e.latestVersion),e.isTagFinding&&(e.showPreviousVersion=!!e.previousPublishDate);const s={get multipleAlternates(){return e.alternateFormats&&e.alternateFormats.length>1},get alternatesHTML(){return e.alternateFormats&&dn(e.alternateFormats.map((({label:e})=>e)),((t,n)=>{const r=e.alternateFormats[n];return Ot` void} callback\n */\n const require = function (deps, callback) {\n const modules = deps.map(dep => {\n if (!(dep in window.require.modules)) {\n throw new Error(`Unsupported dependency name: ${dep}`);\n }\n return window.require.modules[dep];\n });\n Promise.all(modules).then(results => callback(...results));\n };\n require.modules = {};\n window.require = require;\n}\n\n/**\n * @param {string} name\n * @param {object | Promise} object\n */\nexport function expose(name, object) {\n if (!inAmd) {\n window.require.modules[name] = object;\n }\n}\n","// @ts-check\n/**\n * Module core/pubsubhub\n *\n * Returns a singleton that can be used for message broadcasting\n * and message receiving. Replaces legacy \"msg\" code in ReSpec.\n */\nexport const name = \"core/pubsubhub\";\n\nimport { expose } from \"./expose-modules.js\";\n\nconst subscriptions = new EventTarget();\n\n/**\n *\n * @param {EventTopic} topic\n * @param {any} detail\n */\nexport function pub(topic, detail) {\n subscriptions.dispatchEvent(new CustomEvent(topic, { detail }));\n if (window.parent === window.self) {\n return;\n }\n // If this is an iframe, postMessage parent (used in testing).\n const args = String(JSON.stringify(detail?.stack || detail));\n window.parent.postMessage({ topic, args }, window.parent.location.origin);\n}\n\n/**\n * Subscribes to a message type.\n * @param {EventTopic} topic The topic to subscribe to\n * @param {Function} cb Callback function\n * @param {Object} [options]\n * @param {Boolean} [options.once] Add prop \"once\" for single notification.\n * @return {Object} An object that should be considered opaque,\n * used for unsubscribing from messages.\n */\nexport function sub(topic, cb, options = { once: false }) {\n const listener = e => cb(e.detail);\n subscriptions.addEventListener(topic, listener, options);\n}\n\nexpose(name, { sub });\n","// @ts-check\n// Module core/include-config\n// Inject's the document's configuration into the head as JSON.\nimport { sub } from \"./pubsubhub.js\";\nexport const name = \"core/include-config\";\n\nconst removeList = [\"githubToken\", \"githubUser\"];\n\nexport function run(config) {\n const userConfig = {};\n const amendConfig = newValues => Object.assign(userConfig, newValues);\n\n amendConfig(config);\n sub(\"amend-user-config\", amendConfig);\n\n sub(\"end-all\", () => {\n const script = document.createElement(\"script\");\n script.id = \"initialUserConfig\";\n script.type = \"application/json\";\n for (const prop of removeList) {\n if (prop in userConfig) delete userConfig[prop];\n }\n script.innerHTML = JSON.stringify(userConfig, null, 2);\n document.head.appendChild(script);\n });\n}\n","// @ts-check\n/**\n * Module core/l10n\n *\n * Looks at the lang attribute on the root element and uses it\n * to manage the config.l10n object so that other parts of the system can\n * localize their text.\n */\n\nexport const name = \"core/l10n\";\n\nconst html = document.documentElement;\nif (html && !html.hasAttribute(\"lang\")) {\n html.lang = \"en\";\n if (!html.hasAttribute(\"dir\")) {\n html.dir = \"ltr\";\n }\n}\n\nexport const l10n = {};\n\nexport const lang = html.lang;\n\nexport function run(config) {\n config.l10n = l10n[lang] || l10n.en;\n}\n","const instanceOfAny = (object, constructors) => constructors.some((c) => object instanceof c);\n\nlet idbProxyableTypes;\nlet cursorAdvanceMethods;\n// This is a function to prevent it throwing up in node environments.\nfunction getIdbProxyableTypes() {\n return (idbProxyableTypes ||\n (idbProxyableTypes = [\n IDBDatabase,\n IDBObjectStore,\n IDBIndex,\n IDBCursor,\n IDBTransaction,\n ]));\n}\n// This is a function to prevent it throwing up in node environments.\nfunction getCursorAdvanceMethods() {\n return (cursorAdvanceMethods ||\n (cursorAdvanceMethods = [\n IDBCursor.prototype.advance,\n IDBCursor.prototype.continue,\n IDBCursor.prototype.continuePrimaryKey,\n ]));\n}\nconst cursorRequestMap = new WeakMap();\nconst transactionDoneMap = new WeakMap();\nconst transactionStoreNamesMap = new WeakMap();\nconst transformCache = new WeakMap();\nconst reverseTransformCache = new WeakMap();\nfunction promisifyRequest(request) {\n const promise = new Promise((resolve, reject) => {\n const unlisten = () => {\n request.removeEventListener('success', success);\n request.removeEventListener('error', error);\n };\n const success = () => {\n resolve(wrap(request.result));\n unlisten();\n };\n const error = () => {\n reject(request.error);\n unlisten();\n };\n request.addEventListener('success', success);\n request.addEventListener('error', error);\n });\n promise\n .then((value) => {\n // Since cursoring reuses the IDBRequest (*sigh*), we cache it for later retrieval\n // (see wrapFunction).\n if (value instanceof IDBCursor) {\n cursorRequestMap.set(value, request);\n }\n // Catching to avoid \"Uncaught Promise exceptions\"\n })\n .catch(() => { });\n // This mapping exists in reverseTransformCache but doesn't doesn't exist in transformCache. This\n // is because we create many promises from a single IDBRequest.\n reverseTransformCache.set(promise, request);\n return promise;\n}\nfunction cacheDonePromiseForTransaction(tx) {\n // Early bail if we've already created a done promise for this transaction.\n if (transactionDoneMap.has(tx))\n return;\n const done = new Promise((resolve, reject) => {\n const unlisten = () => {\n tx.removeEventListener('complete', complete);\n tx.removeEventListener('error', error);\n tx.removeEventListener('abort', error);\n };\n const complete = () => {\n resolve();\n unlisten();\n };\n const error = () => {\n reject(tx.error || new DOMException('AbortError', 'AbortError'));\n unlisten();\n };\n tx.addEventListener('complete', complete);\n tx.addEventListener('error', error);\n tx.addEventListener('abort', error);\n });\n // Cache it for later retrieval.\n transactionDoneMap.set(tx, done);\n}\nlet idbProxyTraps = {\n get(target, prop, receiver) {\n if (target instanceof IDBTransaction) {\n // Special handling for transaction.done.\n if (prop === 'done')\n return transactionDoneMap.get(target);\n // Polyfill for objectStoreNames because of Edge.\n if (prop === 'objectStoreNames') {\n return target.objectStoreNames || transactionStoreNamesMap.get(target);\n }\n // Make tx.store return the only store in the transaction, or undefined if there are many.\n if (prop === 'store') {\n return receiver.objectStoreNames[1]\n ? undefined\n : receiver.objectStore(receiver.objectStoreNames[0]);\n }\n }\n // Else transform whatever we get back.\n return wrap(target[prop]);\n },\n set(target, prop, value) {\n target[prop] = value;\n return true;\n },\n has(target, prop) {\n if (target instanceof IDBTransaction &&\n (prop === 'done' || prop === 'store')) {\n return true;\n }\n return prop in target;\n },\n};\nfunction replaceTraps(callback) {\n idbProxyTraps = callback(idbProxyTraps);\n}\nfunction wrapFunction(func) {\n // Due to expected object equality (which is enforced by the caching in `wrap`), we\n // only create one new func per func.\n // Edge doesn't support objectStoreNames (booo), so we polyfill it here.\n if (func === IDBDatabase.prototype.transaction &&\n !('objectStoreNames' in IDBTransaction.prototype)) {\n return function (storeNames, ...args) {\n const tx = func.call(unwrap(this), storeNames, ...args);\n transactionStoreNamesMap.set(tx, storeNames.sort ? storeNames.sort() : [storeNames]);\n return wrap(tx);\n };\n }\n // Cursor methods are special, as the behaviour is a little more different to standard IDB. In\n // IDB, you advance the cursor and wait for a new 'success' on the IDBRequest that gave you the\n // cursor. It's kinda like a promise that can resolve with many values. That doesn't make sense\n // with real promises, so each advance methods returns a new promise for the cursor object, or\n // undefined if the end of the cursor has been reached.\n if (getCursorAdvanceMethods().includes(func)) {\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n func.apply(unwrap(this), args);\n return wrap(cursorRequestMap.get(this));\n };\n }\n return function (...args) {\n // Calling the original function with the proxy as 'this' causes ILLEGAL INVOCATION, so we use\n // the original object.\n return wrap(func.apply(unwrap(this), args));\n };\n}\nfunction transformCachableValue(value) {\n if (typeof value === 'function')\n return wrapFunction(value);\n // This doesn't return, it just creates a 'done' promise for the transaction,\n // which is later returned for transaction.done (see idbObjectHandler).\n if (value instanceof IDBTransaction)\n cacheDonePromiseForTransaction(value);\n if (instanceOfAny(value, getIdbProxyableTypes()))\n return new Proxy(value, idbProxyTraps);\n // Return the same value back if we're not going to transform it.\n return value;\n}\nfunction wrap(value) {\n // We sometimes generate multiple promises from a single IDBRequest (eg when cursoring), because\n // IDB is weird and a single IDBRequest can yield many responses, so these can't be cached.\n if (value instanceof IDBRequest)\n return promisifyRequest(value);\n // If we've already transformed this value before, reuse the transformed value.\n // This is faster, but it also provides object equality.\n if (transformCache.has(value))\n return transformCache.get(value);\n const newValue = transformCachableValue(value);\n // Not all types are transformed.\n // These may be primitive types, so they can't be WeakMap keys.\n if (newValue !== value) {\n transformCache.set(value, newValue);\n reverseTransformCache.set(newValue, value);\n }\n return newValue;\n}\nconst unwrap = (value) => reverseTransformCache.get(value);\n\nexport { reverseTransformCache as a, instanceOfAny as i, replaceTraps as r, unwrap as u, wrap as w };\n","import { w as wrap, r as replaceTraps } from './wrap-idb-value.js';\nexport { u as unwrap, w as wrap } from './wrap-idb-value.js';\n\n/**\n * Open a database.\n *\n * @param name Name of the database.\n * @param version Schema version.\n * @param callbacks Additional callbacks.\n */\nfunction openDB(name, version, { blocked, upgrade, blocking, terminated } = {}) {\n const request = indexedDB.open(name, version);\n const openPromise = wrap(request);\n if (upgrade) {\n request.addEventListener('upgradeneeded', (event) => {\n upgrade(wrap(request.result), event.oldVersion, event.newVersion, wrap(request.transaction), event);\n });\n }\n if (blocked) {\n request.addEventListener('blocked', (event) => blocked(\n // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405\n event.oldVersion, event.newVersion, event));\n }\n openPromise\n .then((db) => {\n if (terminated)\n db.addEventListener('close', () => terminated());\n if (blocking) {\n db.addEventListener('versionchange', (event) => blocking(event.oldVersion, event.newVersion, event));\n }\n })\n .catch(() => { });\n return openPromise;\n}\n/**\n * Delete a database.\n *\n * @param name Name of the database.\n */\nfunction deleteDB(name, { blocked } = {}) {\n const request = indexedDB.deleteDatabase(name);\n if (blocked) {\n request.addEventListener('blocked', (event) => blocked(\n // Casting due to https://github.com/microsoft/TypeScript-DOM-lib-generator/pull/1405\n event.oldVersion, event));\n }\n return wrap(request).then(() => undefined);\n}\n\nconst readMethods = ['get', 'getKey', 'getAll', 'getAllKeys', 'count'];\nconst writeMethods = ['put', 'add', 'delete', 'clear'];\nconst cachedMethods = new Map();\nfunction getMethod(target, prop) {\n if (!(target instanceof IDBDatabase &&\n !(prop in target) &&\n typeof prop === 'string')) {\n return;\n }\n if (cachedMethods.get(prop))\n return cachedMethods.get(prop);\n const targetFuncName = prop.replace(/FromIndex$/, '');\n const useIndex = prop !== targetFuncName;\n const isWrite = writeMethods.includes(targetFuncName);\n if (\n // Bail if the target doesn't exist on the target. Eg, getAll isn't in Edge.\n !(targetFuncName in (useIndex ? IDBIndex : IDBObjectStore).prototype) ||\n !(isWrite || readMethods.includes(targetFuncName))) {\n return;\n }\n const method = async function (storeName, ...args) {\n // isWrite ? 'readwrite' : undefined gzipps better, but fails in Edge :(\n const tx = this.transaction(storeName, isWrite ? 'readwrite' : 'readonly');\n let target = tx.store;\n if (useIndex)\n target = target.index(args.shift());\n // Must reject if op rejects.\n // If it's a write operation, must reject if tx.done rejects.\n // Must reject with op rejection first.\n // Must resolve with op value.\n // Must handle both promises (no unhandled rejections)\n return (await Promise.all([\n target[targetFuncName](...args),\n isWrite && tx.done,\n ]))[0];\n };\n cachedMethods.set(prop, method);\n return method;\n}\nreplaceTraps((oldTraps) => ({\n ...oldTraps,\n get: (target, prop, receiver) => getMethod(target, prop) || oldTraps.get(target, prop, receiver),\n has: (target, prop) => !!getMethod(target, prop) || oldTraps.has(target, prop),\n}));\n\nexport { deleteDB, openDB };\n","/**\n * @param {string} text\n */\nfunction lastLine(text) {\n const splitted = text.split(\"\\n\");\n return splitted[splitted.length - 1];\n}\n\nfunction appendIfExist(base, target) {\n let result = base;\n if (target) {\n result += ` ${target}`;\n }\n return result;\n}\n\nfunction contextAsText(node) {\n const hierarchy = [node];\n while (node && node.parent) {\n const { parent } = node;\n hierarchy.unshift(parent);\n node = parent;\n }\n return hierarchy.map((n) => appendIfExist(n.type, n.name)).join(\" -> \");\n}\n\n/**\n * @typedef {object} WebIDL2ErrorOptions\n * @property {\"error\" | \"warning\"} [level]\n * @property {Function} [autofix]\n * @property {string} [ruleName]\n *\n * @typedef {ReturnType} WebIDLErrorData\n *\n * @param {string} message error message\n * @param {*} position\n * @param {*} current\n * @param {*} message\n * @param {\"Syntax\" | \"Validation\"} kind error type\n * @param {WebIDL2ErrorOptions=} options\n */\nfunction error(\n source,\n position,\n current,\n message,\n kind,\n { level = \"error\", autofix, ruleName } = {}\n) {\n /**\n * @param {number} count\n */\n function sliceTokens(count) {\n return count > 0\n ? source.slice(position, position + count)\n : source.slice(Math.max(position + count, 0), position);\n }\n\n /**\n * @param {import(\"./tokeniser.js\").Token[]} inputs\n * @param {object} [options]\n * @param {boolean} [options.precedes]\n * @returns\n */\n function tokensToText(inputs, { precedes } = {}) {\n const text = inputs.map((t) => t.trivia + t.value).join(\"\");\n const nextToken = source[position];\n if (nextToken.type === \"eof\") {\n return text;\n }\n if (precedes) {\n return text + nextToken.trivia;\n }\n return text.slice(nextToken.trivia.length);\n }\n\n const maxTokens = 5; // arbitrary but works well enough\n const line =\n source[position].type !== \"eof\"\n ? source[position].line\n : source.length > 1\n ? source[position - 1].line\n : 1;\n\n const precedingLastLine = lastLine(\n tokensToText(sliceTokens(-maxTokens), { precedes: true })\n );\n\n const subsequentTokens = sliceTokens(maxTokens);\n const subsequentText = tokensToText(subsequentTokens);\n const subsequentFirstLine = subsequentText.split(\"\\n\")[0];\n\n const spaced = \" \".repeat(precedingLastLine.length) + \"^\";\n const sourceContext = precedingLastLine + subsequentFirstLine + \"\\n\" + spaced;\n\n const contextType = kind === \"Syntax\" ? \"since\" : \"inside\";\n const inSourceName = source.name ? ` in ${source.name}` : \"\";\n const grammaticalContext =\n current && current.name\n ? `, ${contextType} \\`${current.partial ? \"partial \" : \"\"}${contextAsText(\n current\n )}\\``\n : \"\";\n const context = `${kind} error at line ${line}${inSourceName}${grammaticalContext}:\\n${sourceContext}`;\n return {\n message: `${context} ${message}`,\n bareMessage: message,\n context,\n line,\n sourceName: source.name,\n level,\n ruleName,\n autofix,\n input: subsequentText,\n tokens: subsequentTokens,\n };\n}\n\n/**\n * @param {string} message error message\n */\nexport function syntaxError(source, position, current, message) {\n return error(source, position, current, message, \"Syntax\");\n}\n\n/**\n * @param {string} message error message\n * @param {WebIDL2ErrorOptions} [options]\n */\nexport function validationError(\n token,\n current,\n ruleName,\n message,\n options = {}\n) {\n options.ruleName = ruleName;\n return error(\n current.source,\n token.index,\n current,\n message,\n \"Validation\",\n options\n );\n}\n","export class Base {\n /**\n * @param {object} initializer\n * @param {Base[\"source\"]} initializer.source\n * @param {Base[\"tokens\"]} initializer.tokens\n */\n constructor({ source, tokens }) {\n Object.defineProperties(this, {\n source: { value: source },\n tokens: { value: tokens, writable: true },\n parent: { value: null, writable: true },\n this: { value: this }, // useful when escaping from proxy\n });\n }\n\n toJSON() {\n const json = { type: undefined, name: undefined, inheritance: undefined };\n let proto = this;\n while (proto !== Object.prototype) {\n const descMap = Object.getOwnPropertyDescriptors(proto);\n for (const [key, value] of Object.entries(descMap)) {\n if (value.enumerable || value.get) {\n // @ts-ignore - allow indexing here\n json[key] = this[key];\n }\n }\n proto = Object.getPrototypeOf(proto);\n }\n return json;\n }\n}\n","/**\n * @typedef {import(\"../validator.js\").Definitions} Definitions\n * @typedef {import(\"../productions/dictionary.js\").Dictionary} Dictionary\n * @typedef {import(\"../../lib/productions/type\").Type} Type\n *\n * @param {Type} idlType\n * @param {Definitions} defs\n * @param {object} [options]\n * @param {boolean} [options.useNullableInner] use when the input idlType is nullable and you want to use its inner type\n * @return {{ reference: *, dictionary: Dictionary }} the type reference that ultimately includes dictionary.\n */\nexport function idlTypeIncludesDictionary(\n idlType,\n defs,\n { useNullableInner } = {}\n) {\n if (!idlType.union) {\n const def = defs.unique.get(idlType.idlType);\n if (!def) {\n return;\n }\n if (def.type === \"typedef\") {\n const { typedefIncludesDictionary } = defs.cache;\n if (typedefIncludesDictionary.has(def)) {\n // Note that this also halts when it met indeterminate state\n // to prevent infinite recursion\n return typedefIncludesDictionary.get(def);\n }\n defs.cache.typedefIncludesDictionary.set(def, undefined); // indeterminate state\n const result = idlTypeIncludesDictionary(def.idlType, defs);\n defs.cache.typedefIncludesDictionary.set(def, result);\n if (result) {\n return {\n reference: idlType,\n dictionary: result.dictionary,\n };\n }\n }\n if (def.type === \"dictionary\" && (useNullableInner || !idlType.nullable)) {\n return {\n reference: idlType,\n dictionary: def,\n };\n }\n }\n for (const subtype of idlType.subtype) {\n const result = idlTypeIncludesDictionary(subtype, defs);\n if (result) {\n if (subtype.union) {\n return result;\n }\n return {\n reference: subtype,\n dictionary: result.dictionary,\n };\n }\n }\n}\n\n/**\n * @param {Dictionary} dict dictionary type\n * @param {Definitions} defs\n * @return {boolean}\n */\nexport function dictionaryIncludesRequiredField(dict, defs) {\n if (defs.cache.dictionaryIncludesRequiredField.has(dict)) {\n return defs.cache.dictionaryIncludesRequiredField.get(dict);\n }\n // Set cached result to indeterminate to short-circuit circular definitions.\n // The final result will be updated to true or false.\n defs.cache.dictionaryIncludesRequiredField.set(dict, undefined);\n let result = dict.members.some((field) => field.required);\n if (!result && dict.inheritance) {\n const superdict = defs.unique.get(dict.inheritance);\n if (!superdict) {\n // Assume required members in the supertype if it is unknown.\n result = true;\n } else if (dictionaryIncludesRequiredField(superdict, defs)) {\n result = true;\n }\n }\n defs.cache.dictionaryIncludesRequiredField.set(dict, result);\n return result;\n}\n\n/**\n * For now this only checks the most frequent cases:\n * 1. direct inclusion of [EnforceRange]\n * 2. typedef of that\n *\n * More complex cases with dictionaries and records are not covered yet.\n *\n * @param {Type} idlType\n * @param {Definitions} defs\n */\nexport function idlTypeIncludesEnforceRange(idlType, defs) {\n if (idlType.union) {\n // TODO: This should ideally be checked too\n return false;\n }\n\n if (idlType.extAttrs.some((e) => e.name === \"EnforceRange\")) {\n return true;\n }\n\n const def = defs.unique.get(idlType.idlType);\n if (def?.type !== \"typedef\") {\n return false;\n }\n\n return def.idlType.extAttrs.some((e) => e.name === \"EnforceRange\");\n}\n","export class ArrayBase extends Array {\n constructor({ source, tokens }) {\n super();\n Object.defineProperties(this, {\n source: { value: source },\n tokens: { value: tokens },\n parent: { value: null, writable: true },\n });\n }\n}\n","import { Base } from \"./base.js\";\nimport { unescape } from \"./helpers.js\";\n\nexport class WrappedToken extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string} type\n */\n static parser(tokeniser, type) {\n return () => {\n const value = tokeniser.consumeKind(type);\n if (value) {\n return new WrappedToken({\n source: tokeniser.source,\n tokens: { value },\n });\n }\n };\n }\n\n get value() {\n return unescape(this.tokens.value.value);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.wrap([\n w.token(this.tokens.value),\n w.token(this.tokens.separator),\n ]);\n }\n}\n\nexport class Eof extends WrappedToken {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const value = tokeniser.consumeKind(\"eof\");\n if (value) {\n return new Eof({ source: tokeniser.source, tokens: { value } });\n }\n }\n\n get type() {\n return \"eof\";\n }\n}\n","import { Base } from \"./base.js\";\nimport { ArrayBase } from \"./array-base.js\";\nimport { WrappedToken } from \"./token.js\";\nimport { list, argument_list, autoParenter, unescape } from \"./helpers.js\";\nimport { validationError } from \"../error.js\";\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string} tokenName\n */\nfunction tokens(tokeniser, tokenName) {\n return list(tokeniser, {\n parser: WrappedToken.parser(tokeniser, tokenName),\n listName: tokenName + \" list\",\n });\n}\n\nconst extAttrValueSyntax = [\"identifier\", \"decimal\", \"integer\", \"string\"];\n\nconst shouldBeLegacyPrefixed = [\n \"NoInterfaceObject\",\n \"LenientSetter\",\n \"LenientThis\",\n \"TreatNonObjectAsNull\",\n \"Unforgeable\",\n];\n\nconst renamedLegacies = new Map([\n .../** @type {[string, string][]} */ (\n shouldBeLegacyPrefixed.map((name) => [name, `Legacy${name}`])\n ),\n [\"NamedConstructor\", \"LegacyFactoryFunction\"],\n [\"OverrideBuiltins\", \"LegacyOverrideBuiltIns\"],\n [\"TreatNullAs\", \"LegacyNullToEmptyString\"],\n]);\n\n/**\n * This will allow a set of extended attribute values to be parsed.\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nfunction extAttrListItems(tokeniser) {\n for (const syntax of extAttrValueSyntax) {\n const toks = tokens(tokeniser, syntax);\n if (toks.length) {\n return toks;\n }\n }\n tokeniser.error(\n `Expected identifiers, strings, decimals, or integers but none found`\n );\n}\n\nexport class ExtendedAttributeParameters extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const tokens = { assign: tokeniser.consume(\"=\") };\n const ret = autoParenter(\n new ExtendedAttributeParameters({ source: tokeniser.source, tokens })\n );\n ret.list = [];\n if (tokens.assign) {\n tokens.asterisk = tokeniser.consume(\"*\");\n if (tokens.asterisk) {\n return ret.this;\n }\n tokens.secondaryName = tokeniser.consumeKind(...extAttrValueSyntax);\n }\n tokens.open = tokeniser.consume(\"(\");\n if (tokens.open) {\n ret.list = ret.rhsIsList\n ? // [Exposed=(Window,Worker)]\n extAttrListItems(tokeniser)\n : // [LegacyFactoryFunction=Audio(DOMString src)] or [Constructor(DOMString str)]\n argument_list(tokeniser);\n tokens.close =\n tokeniser.consume(\")\") ||\n tokeniser.error(\"Unexpected token in extended attribute argument list\");\n } else if (tokens.assign && !tokens.secondaryName) {\n tokeniser.error(\"No right hand side to extended attribute assignment\");\n }\n return ret.this;\n }\n\n get rhsIsList() {\n return (\n this.tokens.assign && !this.tokens.asterisk && !this.tokens.secondaryName\n );\n }\n\n get rhsType() {\n if (this.rhsIsList) {\n return this.list[0].tokens.value.type + \"-list\";\n }\n if (this.tokens.asterisk) {\n return \"*\";\n }\n if (this.tokens.secondaryName) {\n return this.tokens.secondaryName.type;\n }\n return null;\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { rhsType } = this;\n return w.ts.wrap([\n w.token(this.tokens.assign),\n w.token(this.tokens.asterisk),\n w.reference_token(this.tokens.secondaryName, this.parent),\n w.token(this.tokens.open),\n ...this.list.map((p) => {\n return rhsType === \"identifier-list\"\n ? w.identifier(p, this.parent)\n : p.write(w);\n }),\n w.token(this.tokens.close),\n ]);\n }\n}\n\nexport class SimpleExtendedAttribute extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const name = tokeniser.consumeKind(\"identifier\");\n if (name) {\n return new SimpleExtendedAttribute({\n source: tokeniser.source,\n tokens: { name },\n params: ExtendedAttributeParameters.parse(tokeniser),\n });\n }\n }\n\n constructor({ source, tokens, params }) {\n super({ source, tokens });\n params.parent = this;\n Object.defineProperty(this, \"params\", { value: params });\n }\n\n get type() {\n return \"extended-attribute\";\n }\n get name() {\n return this.tokens.name.value;\n }\n get rhs() {\n const { rhsType: type, tokens, list } = this.params;\n if (!type) {\n return null;\n }\n const value = this.params.rhsIsList\n ? list\n : this.params.tokens.secondaryName\n ? unescape(tokens.secondaryName.value)\n : null;\n return { type, value };\n }\n get arguments() {\n const { rhsIsList, list } = this.params;\n if (!list || rhsIsList) {\n return [];\n }\n return list;\n }\n\n *validate(defs) {\n const { name } = this;\n if (name === \"LegacyNoInterfaceObject\") {\n const message = `\\`[LegacyNoInterfaceObject]\\` extended attribute is an \\\nundesirable feature that may be removed from Web IDL in the future. Refer to the \\\n[relevant upstream PR](https://github.com/whatwg/webidl/pull/609) for more \\\ninformation.`;\n yield validationError(\n this.tokens.name,\n this,\n \"no-nointerfaceobject\",\n message,\n { level: \"warning\" }\n );\n } else if (renamedLegacies.has(name)) {\n const message = `\\`[${name}]\\` extended attribute is a legacy feature \\\nthat is now renamed to \\`[${renamedLegacies.get(name)}]\\`. Refer to the \\\n[relevant upstream PR](https://github.com/whatwg/webidl/pull/870) for more \\\ninformation.`;\n yield validationError(this.tokens.name, this, \"renamed-legacy\", message, {\n level: \"warning\",\n autofix: renameLegacyExtendedAttribute(this),\n });\n }\n for (const arg of this.arguments) {\n yield* arg.validate(defs);\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.wrap([\n w.ts.trivia(this.tokens.name.trivia),\n w.ts.extendedAttribute(\n w.ts.wrap([\n w.ts.extendedAttributeReference(this.name),\n this.params.write(w),\n ])\n ),\n w.token(this.tokens.separator),\n ]);\n }\n}\n\n/**\n * @param {SimpleExtendedAttribute} extAttr\n */\nfunction renameLegacyExtendedAttribute(extAttr) {\n return () => {\n const { name } = extAttr;\n extAttr.tokens.name.value = renamedLegacies.get(name);\n if (name === \"TreatNullAs\") {\n extAttr.params.tokens = {};\n }\n };\n}\n\n// Note: we parse something simpler than the official syntax. It's all that ever\n// seems to be used\nexport class ExtendedAttributes extends ArrayBase {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const tokens = {};\n tokens.open = tokeniser.consume(\"[\");\n const ret = new ExtendedAttributes({ source: tokeniser.source, tokens });\n if (!tokens.open) return ret;\n ret.push(\n ...list(tokeniser, {\n parser: SimpleExtendedAttribute.parse,\n listName: \"extended attribute\",\n })\n );\n tokens.close =\n tokeniser.consume(\"]\") ||\n tokeniser.error(\n \"Expected a closing token for the extended attribute list\"\n );\n if (!ret.length) {\n tokeniser.unconsume(tokens.close.index);\n tokeniser.error(\"An extended attribute list must not be empty\");\n }\n if (tokeniser.probe(\"[\")) {\n tokeniser.error(\n \"Illegal double extended attribute lists, consider merging them\"\n );\n }\n return ret;\n }\n\n *validate(defs) {\n for (const extAttr of this) {\n yield* extAttr.validate(defs);\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n if (!this.length) return \"\";\n return w.ts.wrap([\n w.token(this.tokens.open),\n ...this.map((ea) => ea.write(w)),\n w.token(this.tokens.close),\n ]);\n }\n}\n","import { Base } from \"./base.js\";\nimport {\n unescape,\n type_with_extended_attributes,\n return_type,\n primitive_type,\n autoParenter,\n} from \"./helpers.js\";\nimport { stringTypes, typeNameKeywords } from \"../tokeniser.js\";\nimport { validationError } from \"../error.js\";\nimport { idlTypeIncludesDictionary } from \"../validators/helpers.js\";\nimport { ExtendedAttributes } from \"./extended-attributes.js\";\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string} typeName\n */\nfunction generic_type(tokeniser, typeName) {\n const base = tokeniser.consume(\n \"FrozenArray\",\n \"ObservableArray\",\n \"Promise\",\n \"sequence\",\n \"record\"\n );\n if (!base) {\n return;\n }\n const ret = autoParenter(\n new Type({ source: tokeniser.source, tokens: { base } })\n );\n ret.tokens.open =\n tokeniser.consume(\"<\") ||\n tokeniser.error(`No opening bracket after ${base.value}`);\n switch (base.value) {\n case \"Promise\": {\n if (tokeniser.probe(\"[\"))\n tokeniser.error(\"Promise type cannot have extended attribute\");\n const subtype =\n return_type(tokeniser, typeName) ||\n tokeniser.error(\"Missing Promise subtype\");\n ret.subtype.push(subtype);\n break;\n }\n case \"sequence\":\n case \"FrozenArray\":\n case \"ObservableArray\": {\n const subtype =\n type_with_extended_attributes(tokeniser, typeName) ||\n tokeniser.error(`Missing ${base.value} subtype`);\n ret.subtype.push(subtype);\n break;\n }\n case \"record\": {\n if (tokeniser.probe(\"[\"))\n tokeniser.error(\"Record key cannot have extended attribute\");\n const keyType =\n tokeniser.consume(...stringTypes) ||\n tokeniser.error(`Record key must be one of: ${stringTypes.join(\", \")}`);\n const keyIdlType = new Type({\n source: tokeniser.source,\n tokens: { base: keyType },\n });\n keyIdlType.tokens.separator =\n tokeniser.consume(\",\") ||\n tokeniser.error(\"Missing comma after record key type\");\n keyIdlType.type = typeName;\n const valueType =\n type_with_extended_attributes(tokeniser, typeName) ||\n tokeniser.error(\"Error parsing generic type record\");\n ret.subtype.push(keyIdlType, valueType);\n break;\n }\n }\n if (!ret.idlType) tokeniser.error(`Error parsing generic type ${base.value}`);\n ret.tokens.close =\n tokeniser.consume(\">\") ||\n tokeniser.error(`Missing closing bracket after ${base.value}`);\n return ret.this;\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nfunction type_suffix(tokeniser, obj) {\n const nullable = tokeniser.consume(\"?\");\n if (nullable) {\n obj.tokens.nullable = nullable;\n }\n if (tokeniser.probe(\"?\")) tokeniser.error(\"Can't nullable more than once\");\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string} typeName\n */\nfunction single_type(tokeniser, typeName) {\n let ret = generic_type(tokeniser, typeName) || primitive_type(tokeniser);\n if (!ret) {\n const base =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.consume(...stringTypes, ...typeNameKeywords);\n if (!base) {\n return;\n }\n ret = new Type({ source: tokeniser.source, tokens: { base } });\n if (tokeniser.probe(\"<\"))\n tokeniser.error(`Unsupported generic type ${base.value}`);\n }\n if (ret.generic === \"Promise\" && tokeniser.probe(\"?\")) {\n tokeniser.error(\"Promise type cannot be nullable\");\n }\n ret.type = typeName || null;\n type_suffix(tokeniser, ret);\n if (ret.nullable && ret.idlType === \"any\")\n tokeniser.error(\"Type `any` cannot be made nullable\");\n return ret;\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string} type\n */\nfunction union_type(tokeniser, type) {\n const tokens = {};\n tokens.open = tokeniser.consume(\"(\");\n if (!tokens.open) return;\n const ret = autoParenter(new Type({ source: tokeniser.source, tokens }));\n ret.type = type || null;\n while (true) {\n const typ =\n type_with_extended_attributes(tokeniser) ||\n tokeniser.error(\"No type after open parenthesis or 'or' in union type\");\n if (typ.idlType === \"any\")\n tokeniser.error(\"Type `any` cannot be included in a union type\");\n if (typ.generic === \"Promise\")\n tokeniser.error(\"Type `Promise` cannot be included in a union type\");\n ret.subtype.push(typ);\n const or = tokeniser.consume(\"or\");\n if (or) {\n typ.tokens.separator = or;\n } else break;\n }\n if (ret.idlType.length < 2) {\n tokeniser.error(\n \"At least two types are expected in a union type but found less\"\n );\n }\n tokens.close =\n tokeniser.consume(\")\") || tokeniser.error(\"Unterminated union type\");\n type_suffix(tokeniser, ret);\n return ret.this;\n}\n\nexport class Type extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string} typeName\n */\n static parse(tokeniser, typeName) {\n return single_type(tokeniser, typeName) || union_type(tokeniser, typeName);\n }\n\n constructor({ source, tokens }) {\n super({ source, tokens });\n Object.defineProperty(this, \"subtype\", { value: [], writable: true });\n this.extAttrs = new ExtendedAttributes({ source, tokens: {} });\n }\n\n get generic() {\n if (this.subtype.length && this.tokens.base) {\n return this.tokens.base.value;\n }\n return \"\";\n }\n get nullable() {\n return Boolean(this.tokens.nullable);\n }\n get union() {\n return Boolean(this.subtype.length) && !this.tokens.base;\n }\n get idlType() {\n if (this.subtype.length) {\n return this.subtype;\n }\n // Adding prefixes/postfixes for \"unrestricted float\", etc.\n const name = [this.tokens.prefix, this.tokens.base, this.tokens.postfix]\n .filter((t) => t)\n .map((t) => t.value)\n .join(\" \");\n return unescape(name);\n }\n\n *validate(defs) {\n yield* this.extAttrs.validate(defs);\n\n if (this.idlType === \"void\") {\n const message = `\\`void\\` is now replaced by \\`undefined\\`. Refer to the \\\n[relevant GitHub issue](https://github.com/whatwg/webidl/issues/60) \\\nfor more information.`;\n yield validationError(this.tokens.base, this, \"replace-void\", message, {\n autofix: replaceVoid(this),\n });\n }\n\n /*\n * If a union is nullable, its subunions cannot include a dictionary\n * If not, subunions may include dictionaries if each union is not nullable\n */\n const typedef = !this.union && defs.unique.get(this.idlType);\n const target = this.union\n ? this\n : typedef && typedef.type === \"typedef\"\n ? typedef.idlType\n : undefined;\n if (target && this.nullable) {\n // do not allow any dictionary\n const { reference } = idlTypeIncludesDictionary(target, defs) || {};\n if (reference) {\n const targetToken = (this.union ? reference : this).tokens.base;\n const message = \"Nullable union cannot include a dictionary type.\";\n yield validationError(\n targetToken,\n this,\n \"no-nullable-union-dict\",\n message\n );\n }\n } else {\n // allow some dictionary\n for (const subtype of this.subtype) {\n yield* subtype.validate(defs);\n }\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const type_body = () => {\n if (this.union || this.generic) {\n return w.ts.wrap([\n w.token(this.tokens.base, w.ts.generic),\n w.token(this.tokens.open),\n ...this.subtype.map((t) => t.write(w)),\n w.token(this.tokens.close),\n ]);\n }\n const firstToken = this.tokens.prefix || this.tokens.base;\n const prefix = this.tokens.prefix\n ? [this.tokens.prefix.value, w.ts.trivia(this.tokens.base.trivia)]\n : [];\n const ref = w.reference(\n w.ts.wrap([\n ...prefix,\n this.tokens.base.value,\n w.token(this.tokens.postfix),\n ]),\n {\n unescaped: /** @type {string} (because it's not union) */ (\n this.idlType\n ),\n context: this,\n }\n );\n return w.ts.wrap([w.ts.trivia(firstToken.trivia), ref]);\n };\n return w.ts.wrap([\n this.extAttrs.write(w),\n type_body(),\n w.token(this.tokens.nullable),\n w.token(this.tokens.separator),\n ]);\n }\n}\n\n/**\n * @param {Type} type\n */\nfunction replaceVoid(type) {\n return () => {\n type.tokens.base.value = \"undefined\";\n };\n}\n","import { Base } from \"./base.js\";\nimport { const_data, const_value } from \"./helpers.js\";\n\nexport class Default extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const assign = tokeniser.consume(\"=\");\n if (!assign) {\n return null;\n }\n const def =\n const_value(tokeniser) ||\n tokeniser.consumeKind(\"string\") ||\n tokeniser.consume(\"null\", \"[\", \"{\") ||\n tokeniser.error(\"No value for default\");\n const expression = [def];\n if (def.value === \"[\") {\n const close =\n tokeniser.consume(\"]\") ||\n tokeniser.error(\"Default sequence value must be empty\");\n expression.push(close);\n } else if (def.value === \"{\") {\n const close =\n tokeniser.consume(\"}\") ||\n tokeniser.error(\"Default dictionary value must be empty\");\n expression.push(close);\n }\n return new Default({\n source: tokeniser.source,\n tokens: { assign },\n expression,\n });\n }\n\n constructor({ source, tokens, expression }) {\n super({ source, tokens });\n expression.parent = this;\n Object.defineProperty(this, \"expression\", { value: expression });\n }\n\n get type() {\n return const_data(this.expression[0]).type;\n }\n get value() {\n return const_data(this.expression[0]).value;\n }\n get negative() {\n return const_data(this.expression[0]).negative;\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.wrap([\n w.token(this.tokens.assign),\n ...this.expression.map((t) => w.token(t)),\n ]);\n }\n}\n","import { Base } from \"./base.js\";\nimport { Default } from \"./default.js\";\nimport { ExtendedAttributes } from \"./extended-attributes.js\";\nimport {\n unescape,\n type_with_extended_attributes,\n autoParenter,\n getFirstToken,\n} from \"./helpers.js\";\nimport { argumentNameKeywords, Tokeniser } from \"../tokeniser.js\";\nimport { validationError } from \"../error.js\";\nimport {\n idlTypeIncludesDictionary,\n dictionaryIncludesRequiredField,\n} from \"../validators/helpers.js\";\n\nexport class Argument extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const start_position = tokeniser.position;\n /** @type {Base[\"tokens\"]} */\n const tokens = {};\n const ret = autoParenter(\n new Argument({ source: tokeniser.source, tokens })\n );\n ret.extAttrs = ExtendedAttributes.parse(tokeniser);\n tokens.optional = tokeniser.consume(\"optional\");\n ret.idlType = type_with_extended_attributes(tokeniser, \"argument-type\");\n if (!ret.idlType) {\n return tokeniser.unconsume(start_position);\n }\n if (!tokens.optional) {\n tokens.variadic = tokeniser.consume(\"...\");\n }\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.consume(...argumentNameKeywords);\n if (!tokens.name) {\n return tokeniser.unconsume(start_position);\n }\n ret.default = tokens.optional ? Default.parse(tokeniser) : null;\n return ret.this;\n }\n\n get type() {\n return \"argument\";\n }\n get optional() {\n return !!this.tokens.optional;\n }\n get variadic() {\n return !!this.tokens.variadic;\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n\n /**\n * @param {import(\"../validator.js\").Definitions} defs\n */\n *validate(defs) {\n yield* this.extAttrs.validate(defs);\n yield* this.idlType.validate(defs);\n const result = idlTypeIncludesDictionary(this.idlType, defs, {\n useNullableInner: true,\n });\n if (result) {\n if (this.idlType.nullable) {\n const message = `Dictionary arguments cannot be nullable.`;\n yield validationError(\n this.tokens.name,\n this,\n \"no-nullable-dict-arg\",\n message\n );\n } else if (!this.optional) {\n if (\n this.parent &&\n !dictionaryIncludesRequiredField(result.dictionary, defs) &&\n isLastRequiredArgument(this)\n ) {\n const message = `Dictionary argument must be optional if it has no required fields`;\n yield validationError(\n this.tokens.name,\n this,\n \"dict-arg-optional\",\n message,\n {\n autofix: autofixDictionaryArgumentOptionality(this),\n }\n );\n }\n } else if (!this.default) {\n const message = `Optional dictionary arguments must have a default value of \\`{}\\`.`;\n yield validationError(\n this.tokens.name,\n this,\n \"dict-arg-default\",\n message,\n {\n autofix: autofixOptionalDictionaryDefaultValue(this),\n }\n );\n }\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.optional),\n w.ts.type(this.idlType.write(w)),\n w.token(this.tokens.variadic),\n w.name_token(this.tokens.name, { data: this }),\n this.default ? this.default.write(w) : \"\",\n w.token(this.tokens.separator),\n ]);\n }\n}\n\n/**\n * @param {Argument} arg\n */\nfunction isLastRequiredArgument(arg) {\n const list = arg.parent.arguments || arg.parent.list;\n const index = list.indexOf(arg);\n const requiredExists = list.slice(index + 1).some((a) => !a.optional);\n return !requiredExists;\n}\n\n/**\n * @param {Argument} arg\n */\nfunction autofixDictionaryArgumentOptionality(arg) {\n return () => {\n const firstToken = getFirstToken(arg.idlType);\n arg.tokens.optional = {\n ...firstToken,\n type: \"optional\",\n value: \"optional\",\n };\n firstToken.trivia = \" \";\n autofixOptionalDictionaryDefaultValue(arg)();\n };\n}\n\n/**\n * @param {Argument} arg\n */\nfunction autofixOptionalDictionaryDefaultValue(arg) {\n return () => {\n arg.default = Default.parse(new Tokeniser(\" = {}\"));\n };\n}\n","import { Base } from \"./base.js\";\nimport {\n return_type,\n argument_list,\n unescape,\n autoParenter,\n} from \"./helpers.js\";\nimport { validationError } from \"../error.js\";\n\nexport class Operation extends Base {\n /**\n * @typedef {import(\"../tokeniser.js\").Token} Token\n *\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {object} [options]\n * @param {Token} [options.special]\n * @param {Token} [options.regular]\n */\n static parse(tokeniser, { special, regular } = {}) {\n const tokens = { special };\n const ret = autoParenter(\n new Operation({ source: tokeniser.source, tokens })\n );\n if (special && special.value === \"stringifier\") {\n tokens.termination = tokeniser.consume(\";\");\n if (tokens.termination) {\n ret.arguments = [];\n return ret;\n }\n }\n if (!special && !regular) {\n tokens.special = tokeniser.consume(\"getter\", \"setter\", \"deleter\");\n }\n ret.idlType =\n return_type(tokeniser) || tokeniser.error(\"Missing return type\");\n tokens.name =\n tokeniser.consumeKind(\"identifier\") || tokeniser.consume(\"includes\");\n tokens.open =\n tokeniser.consume(\"(\") || tokeniser.error(\"Invalid operation\");\n ret.arguments = argument_list(tokeniser);\n tokens.close =\n tokeniser.consume(\")\") || tokeniser.error(\"Unterminated operation\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"Unterminated operation, expected `;`\");\n return ret.this;\n }\n\n get type() {\n return \"operation\";\n }\n get name() {\n const { name } = this.tokens;\n if (!name) {\n return \"\";\n }\n return unescape(name.value);\n }\n get special() {\n if (!this.tokens.special) {\n return \"\";\n }\n return this.tokens.special.value;\n }\n\n *validate(defs) {\n yield* this.extAttrs.validate(defs);\n if (!this.name && [\"\", \"static\"].includes(this.special)) {\n const message = `Regular or static operations must have both a return type and an identifier.`;\n yield validationError(this.tokens.open, this, \"incomplete-op\", message);\n }\n if (this.idlType) {\n yield* this.idlType.validate(defs);\n }\n for (const argument of this.arguments) {\n yield* argument.validate(defs);\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { parent } = this;\n const body = this.idlType\n ? [\n w.ts.type(this.idlType.write(w)),\n w.name_token(this.tokens.name, { data: this, parent }),\n w.token(this.tokens.open),\n w.ts.wrap(this.arguments.map((arg) => arg.write(w))),\n w.token(this.tokens.close),\n ]\n : [];\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n this.tokens.name\n ? w.token(this.tokens.special)\n : w.token(this.tokens.special, w.ts.nameless, { data: this, parent }),\n ...body,\n w.token(this.tokens.termination),\n ]),\n { data: this, parent }\n );\n }\n}\n","import { validationError } from \"../error.js\";\nimport {\n idlTypeIncludesDictionary,\n idlTypeIncludesEnforceRange,\n} from \"../validators/helpers.js\";\nimport { Base } from \"./base.js\";\nimport {\n type_with_extended_attributes,\n unescape,\n autoParenter,\n} from \"./helpers.js\";\n\nexport class Attribute extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {object} [options]\n * @param {import(\"../tokeniser.js\").Token} [options.special]\n * @param {boolean} [options.noInherit]\n * @param {boolean} [options.readonly]\n */\n static parse(\n tokeniser,\n { special, noInherit = false, readonly = false } = {}\n ) {\n const start_position = tokeniser.position;\n const tokens = { special };\n const ret = autoParenter(\n new Attribute({ source: tokeniser.source, tokens })\n );\n if (!special && !noInherit) {\n tokens.special = tokeniser.consume(\"inherit\");\n }\n if (ret.special === \"inherit\" && tokeniser.probe(\"readonly\")) {\n tokeniser.error(\"Inherited attributes cannot be read-only\");\n }\n tokens.readonly = tokeniser.consume(\"readonly\");\n if (readonly && !tokens.readonly && tokeniser.probe(\"attribute\")) {\n tokeniser.error(\"Attributes must be readonly in this context\");\n }\n tokens.base = tokeniser.consume(\"attribute\");\n if (!tokens.base) {\n tokeniser.unconsume(start_position);\n return;\n }\n ret.idlType =\n type_with_extended_attributes(tokeniser, \"attribute-type\") ||\n tokeniser.error(\"Attribute lacks a type\");\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.consume(\"async\", \"required\") ||\n tokeniser.error(\"Attribute lacks a name\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"Unterminated attribute, expected `;`\");\n return ret.this;\n }\n\n get type() {\n return \"attribute\";\n }\n get special() {\n if (!this.tokens.special) {\n return \"\";\n }\n return this.tokens.special.value;\n }\n get readonly() {\n return !!this.tokens.readonly;\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n\n *validate(defs) {\n yield* this.extAttrs.validate(defs);\n yield* this.idlType.validate(defs);\n\n if ([\"sequence\", \"record\"].includes(this.idlType.generic)) {\n const message = `Attributes cannot accept ${this.idlType.generic} types.`;\n yield validationError(\n this.tokens.name,\n this,\n \"attr-invalid-type\",\n message\n );\n }\n\n {\n const { reference } = idlTypeIncludesDictionary(this.idlType, defs) || {};\n if (reference) {\n const targetToken = (this.idlType.union ? reference : this.idlType)\n .tokens.base;\n const message = \"Attributes cannot accept dictionary types.\";\n yield validationError(targetToken, this, \"attr-invalid-type\", message);\n }\n }\n\n if (this.readonly) {\n if (idlTypeIncludesEnforceRange(this.idlType, defs)) {\n const targetToken = this.idlType.tokens.base;\n const message =\n \"Readonly attributes cannot accept [EnforceRange] extended attribute.\";\n yield validationError(targetToken, this, \"attr-invalid-type\", message);\n }\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { parent } = this;\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.special),\n w.token(this.tokens.readonly),\n w.token(this.tokens.base),\n w.ts.type(this.idlType.write(w)),\n w.name_token(this.tokens.name, { data: this, parent }),\n w.token(this.tokens.termination),\n ]),\n { data: this, parent }\n );\n }\n}\n","import { Type } from \"./type.js\";\nimport { Argument } from \"./argument.js\";\nimport {\n ExtendedAttributes,\n SimpleExtendedAttribute,\n} from \"./extended-attributes.js\";\nimport { Operation } from \"./operation.js\";\nimport { Attribute } from \"./attribute.js\";\nimport { Tokeniser } from \"../tokeniser.js\";\n\n/**\n * @param {string} identifier\n */\nexport function unescape(identifier) {\n return identifier.startsWith(\"_\") ? identifier.slice(1) : identifier;\n}\n\n/**\n * Parses comma-separated list\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {object} args\n * @param {Function} args.parser parser function for each item\n * @param {boolean} [args.allowDangler] whether to allow dangling comma\n * @param {string} [args.listName] the name to be shown on error messages\n */\nexport function list(tokeniser, { parser, allowDangler, listName = \"list\" }) {\n const first = parser(tokeniser);\n if (!first) {\n return [];\n }\n first.tokens.separator = tokeniser.consume(\",\");\n const items = [first];\n while (first.tokens.separator) {\n const item = parser(tokeniser);\n if (!item) {\n if (!allowDangler) {\n tokeniser.error(`Trailing comma in ${listName}`);\n }\n break;\n }\n item.tokens.separator = tokeniser.consume(\",\");\n items.push(item);\n if (!item.tokens.separator) break;\n }\n return items;\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nexport function const_value(tokeniser) {\n return (\n tokeniser.consumeKind(\"decimal\", \"integer\") ||\n tokeniser.consume(\"true\", \"false\", \"Infinity\", \"-Infinity\", \"NaN\")\n );\n}\n\n/**\n * @param {object} token\n * @param {string} token.type\n * @param {string} token.value\n */\nexport function const_data({ type, value }) {\n switch (type) {\n case \"decimal\":\n case \"integer\":\n return { type: \"number\", value };\n case \"string\":\n return { type: \"string\", value: value.slice(1, -1) };\n }\n\n switch (value) {\n case \"true\":\n case \"false\":\n return { type: \"boolean\", value: value === \"true\" };\n case \"Infinity\":\n case \"-Infinity\":\n return { type: \"Infinity\", negative: value.startsWith(\"-\") };\n case \"[\":\n return { type: \"sequence\", value: [] };\n case \"{\":\n return { type: \"dictionary\" };\n default:\n return { type: value };\n }\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nexport function primitive_type(tokeniser) {\n function integer_type() {\n const prefix = tokeniser.consume(\"unsigned\");\n const base = tokeniser.consume(\"short\", \"long\");\n if (base) {\n const postfix = tokeniser.consume(\"long\");\n return new Type({ source, tokens: { prefix, base, postfix } });\n }\n if (prefix) tokeniser.error(\"Failed to parse integer type\");\n }\n\n function decimal_type() {\n const prefix = tokeniser.consume(\"unrestricted\");\n const base = tokeniser.consume(\"float\", \"double\");\n if (base) {\n return new Type({ source, tokens: { prefix, base } });\n }\n if (prefix) tokeniser.error(\"Failed to parse float type\");\n }\n\n const { source } = tokeniser;\n const num_type = integer_type() || decimal_type();\n if (num_type) return num_type;\n const base = tokeniser.consume(\n \"bigint\",\n \"boolean\",\n \"byte\",\n \"octet\",\n \"undefined\"\n );\n if (base) {\n return new Type({ source, tokens: { base } });\n }\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nexport function argument_list(tokeniser) {\n return list(tokeniser, {\n parser: Argument.parse,\n listName: \"arguments list\",\n });\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string=} typeName (TODO: See Type.type for more details)\n */\nexport function type_with_extended_attributes(tokeniser, typeName) {\n const extAttrs = ExtendedAttributes.parse(tokeniser);\n const ret = Type.parse(tokeniser, typeName);\n if (ret) autoParenter(ret).extAttrs = extAttrs;\n return ret;\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {string=} typeName (TODO: See Type.type for more details)\n */\nexport function return_type(tokeniser, typeName) {\n const typ = Type.parse(tokeniser, typeName || \"return-type\");\n if (typ) {\n return typ;\n }\n const voidToken = tokeniser.consume(\"void\");\n if (voidToken) {\n const ret = new Type({\n source: tokeniser.source,\n tokens: { base: voidToken },\n });\n ret.type = \"return-type\";\n return ret;\n }\n}\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nexport function stringifier(tokeniser) {\n const special = tokeniser.consume(\"stringifier\");\n if (!special) return;\n const member =\n Attribute.parse(tokeniser, { special }) ||\n Operation.parse(tokeniser, { special }) ||\n tokeniser.error(\"Unterminated stringifier\");\n return member;\n}\n\n/**\n * @param {string} str\n */\nexport function getLastIndentation(str) {\n const lines = str.split(\"\\n\");\n // the first line visually binds to the preceding token\n if (lines.length) {\n const match = lines[lines.length - 1].match(/^\\s+/);\n if (match) {\n return match[0];\n }\n }\n return \"\";\n}\n\n/**\n * @param {string} parentTrivia\n */\nexport function getMemberIndentation(parentTrivia) {\n const indentation = getLastIndentation(parentTrivia);\n const indentCh = indentation.includes(\"\\t\") ? \"\\t\" : \" \";\n return indentation + indentCh;\n}\n\n/**\n * @param {import(\"./interface.js\").Interface} def\n */\nexport function autofixAddExposedWindow(def) {\n return () => {\n if (def.extAttrs.length) {\n const tokeniser = new Tokeniser(\"Exposed=Window,\");\n const exposed = SimpleExtendedAttribute.parse(tokeniser);\n exposed.tokens.separator = tokeniser.consume(\",\");\n const existing = def.extAttrs[0];\n if (!/^\\s/.test(existing.tokens.name.trivia)) {\n existing.tokens.name.trivia = ` ${existing.tokens.name.trivia}`;\n }\n def.extAttrs.unshift(exposed);\n } else {\n autoParenter(def).extAttrs = ExtendedAttributes.parse(\n new Tokeniser(\"[Exposed=Window]\")\n );\n const trivia = def.tokens.base.trivia;\n def.extAttrs.tokens.open.trivia = trivia;\n def.tokens.base.trivia = `\\n${getLastIndentation(trivia)}`;\n }\n };\n}\n\n/**\n * Get the first syntax token for the given IDL object.\n * @param {*} data\n */\nexport function getFirstToken(data) {\n if (data.extAttrs.length) {\n return data.extAttrs.tokens.open;\n }\n if (data.type === \"operation\" && !data.special) {\n return getFirstToken(data.idlType);\n }\n const tokens = Object.values(data.tokens).sort((x, y) => x.index - y.index);\n return tokens[0];\n}\n\n/**\n * @template T\n * @param {T[]} array\n * @param {(item: T) => boolean} predicate\n */\nexport function findLastIndex(array, predicate) {\n const index = array.slice().reverse().findIndex(predicate);\n if (index === -1) {\n return index;\n }\n return array.length - index - 1;\n}\n\n/**\n * Returns a proxy that auto-assign `parent` field.\n * @template {Record} T\n * @param {T} data\n * @param {*} [parent] The object that will be assigned to `parent`.\n * If absent, it will be `data` by default.\n * @return {T}\n */\nexport function autoParenter(data, parent) {\n if (!parent) {\n // Defaults to `data` unless specified otherwise.\n parent = data;\n }\n if (!data) {\n // This allows `autoParenter(undefined)` which again allows\n // `autoParenter(parse())` where the function may return nothing.\n return data;\n }\n const proxy = new Proxy(data, {\n get(target, p) {\n const value = target[p];\n if (Array.isArray(value) && p !== \"source\") {\n // Wraps the array so that any added items will also automatically\n // get their `parent` values.\n return autoParenter(value, target);\n }\n return value;\n },\n set(target, p, value) {\n // @ts-ignore https://github.com/microsoft/TypeScript/issues/47357\n target[p] = value;\n if (!value) {\n return true;\n } else if (Array.isArray(value)) {\n // Assigning an array will add `parent` to its items.\n for (const item of value) {\n if (typeof item.parent !== \"undefined\") {\n item.parent = parent;\n }\n }\n } else if (typeof value.parent !== \"undefined\") {\n value.parent = parent;\n }\n return true;\n },\n });\n return proxy;\n}\n","import { syntaxError } from \"./error.js\";\nimport { unescape } from \"./productions/helpers.js\";\n\n// These regular expressions use the sticky flag so they will only match at\n// the current location (ie. the offset of lastIndex).\nconst tokenRe = {\n // This expression uses a lookahead assertion to catch false matches\n // against integers early.\n decimal:\n /-?(?=[0-9]*\\.|[0-9]+[eE])(([0-9]+\\.[0-9]*|[0-9]*\\.[0-9]+)([Ee][-+]?[0-9]+)?|[0-9]+[Ee][-+]?[0-9]+)/y,\n integer: /-?(0([Xx][0-9A-Fa-f]+|[0-7]*)|[1-9][0-9]*)/y,\n identifier: /[_-]?[A-Za-z][0-9A-Z_a-z-]*/y,\n string: /\"[^\"]*\"/y,\n whitespace: /[\\t\\n\\r ]+/y,\n comment: /\\/\\/.*|\\/\\*[\\s\\S]*?\\*\\//y,\n other: /[^\\t\\n\\r 0-9A-Za-z]/y,\n};\n\nexport const typeNameKeywords = [\n \"ArrayBuffer\",\n \"DataView\",\n \"Int8Array\",\n \"Int16Array\",\n \"Int32Array\",\n \"Uint8Array\",\n \"Uint16Array\",\n \"Uint32Array\",\n \"Uint8ClampedArray\",\n \"BigInt64Array\",\n \"BigUint64Array\",\n \"Float32Array\",\n \"Float64Array\",\n \"any\",\n \"object\",\n \"symbol\",\n];\n\nexport const stringTypes = [\"ByteString\", \"DOMString\", \"USVString\"];\n\nexport const argumentNameKeywords = [\n \"async\",\n \"attribute\",\n \"callback\",\n \"const\",\n \"constructor\",\n \"deleter\",\n \"dictionary\",\n \"enum\",\n \"getter\",\n \"includes\",\n \"inherit\",\n \"interface\",\n \"iterable\",\n \"maplike\",\n \"namespace\",\n \"partial\",\n \"required\",\n \"setlike\",\n \"setter\",\n \"static\",\n \"stringifier\",\n \"typedef\",\n \"unrestricted\",\n];\n\nconst nonRegexTerminals = [\n \"-Infinity\",\n \"FrozenArray\",\n \"Infinity\",\n \"NaN\",\n \"ObservableArray\",\n \"Promise\",\n \"bigint\",\n \"boolean\",\n \"byte\",\n \"double\",\n \"false\",\n \"float\",\n \"long\",\n \"mixin\",\n \"null\",\n \"octet\",\n \"optional\",\n \"or\",\n \"readonly\",\n \"record\",\n \"sequence\",\n \"short\",\n \"true\",\n \"undefined\",\n \"unsigned\",\n \"void\",\n].concat(argumentNameKeywords, stringTypes, typeNameKeywords);\n\nconst punctuations = [\n \"(\",\n \")\",\n \",\",\n \"...\",\n \":\",\n \";\",\n \"<\",\n \"=\",\n \">\",\n \"?\",\n \"*\",\n \"[\",\n \"]\",\n \"{\",\n \"}\",\n];\n\nconst reserved = [\n // \"constructor\" is now a keyword\n \"_constructor\",\n \"toString\",\n \"_toString\",\n];\n\n/**\n * @typedef {ArrayItemType>} Token\n * @param {string} str\n */\nfunction tokenise(str) {\n const tokens = [];\n let lastCharIndex = 0;\n let trivia = \"\";\n let line = 1;\n let index = 0;\n while (lastCharIndex < str.length) {\n const nextChar = str.charAt(lastCharIndex);\n let result = -1;\n\n if (/[\\t\\n\\r ]/.test(nextChar)) {\n result = attemptTokenMatch(\"whitespace\", { noFlushTrivia: true });\n } else if (nextChar === \"/\") {\n result = attemptTokenMatch(\"comment\", { noFlushTrivia: true });\n }\n\n if (result !== -1) {\n const currentTrivia = tokens.pop().value;\n line += (currentTrivia.match(/\\n/g) || []).length;\n trivia += currentTrivia;\n index -= 1;\n } else if (/[-0-9.A-Z_a-z]/.test(nextChar)) {\n result = attemptTokenMatch(\"decimal\");\n if (result === -1) {\n result = attemptTokenMatch(\"integer\");\n }\n if (result === -1) {\n result = attemptTokenMatch(\"identifier\");\n const lastIndex = tokens.length - 1;\n const token = tokens[lastIndex];\n if (result !== -1) {\n if (reserved.includes(token.value)) {\n const message = `${unescape(\n token.value\n )} is a reserved identifier and must not be used.`;\n throw new WebIDLParseError(\n syntaxError(tokens, lastIndex, null, message)\n );\n } else if (nonRegexTerminals.includes(token.value)) {\n token.type = \"inline\";\n }\n }\n }\n } else if (nextChar === '\"') {\n result = attemptTokenMatch(\"string\");\n }\n\n for (const punctuation of punctuations) {\n if (str.startsWith(punctuation, lastCharIndex)) {\n tokens.push({\n type: \"inline\",\n value: punctuation,\n trivia,\n line,\n index,\n });\n trivia = \"\";\n lastCharIndex += punctuation.length;\n result = lastCharIndex;\n break;\n }\n }\n\n // other as the last try\n if (result === -1) {\n result = attemptTokenMatch(\"other\");\n }\n if (result === -1) {\n throw new Error(\"Token stream not progressing\");\n }\n lastCharIndex = result;\n index += 1;\n }\n\n // remaining trivia as eof\n tokens.push({\n type: \"eof\",\n value: \"\",\n trivia,\n line,\n index,\n });\n\n return tokens;\n\n /**\n * @param {keyof typeof tokenRe} type\n * @param {object} options\n * @param {boolean} [options.noFlushTrivia]\n */\n function attemptTokenMatch(type, { noFlushTrivia } = {}) {\n const re = tokenRe[type];\n re.lastIndex = lastCharIndex;\n const result = re.exec(str);\n if (result) {\n tokens.push({ type, value: result[0], trivia, line, index });\n if (!noFlushTrivia) {\n trivia = \"\";\n }\n return re.lastIndex;\n }\n return -1;\n }\n}\n\nexport class Tokeniser {\n /**\n * @param {string} idl\n */\n constructor(idl) {\n this.source = tokenise(idl);\n this.position = 0;\n }\n\n /**\n * @param {string} message\n * @return {never}\n */\n error(message) {\n throw new WebIDLParseError(\n syntaxError(this.source, this.position, this.current, message)\n );\n }\n\n /**\n * @param {string} type\n */\n probeKind(type) {\n return (\n this.source.length > this.position &&\n this.source[this.position].type === type\n );\n }\n\n /**\n * @param {string} value\n */\n probe(value) {\n return (\n this.probeKind(\"inline\") && this.source[this.position].value === value\n );\n }\n\n /**\n * @param {...string} candidates\n */\n consumeKind(...candidates) {\n for (const type of candidates) {\n if (!this.probeKind(type)) continue;\n const token = this.source[this.position];\n this.position++;\n return token;\n }\n }\n\n /**\n * @param {...string} candidates\n */\n consume(...candidates) {\n if (!this.probeKind(\"inline\")) return;\n const token = this.source[this.position];\n for (const value of candidates) {\n if (token.value !== value) continue;\n this.position++;\n return token;\n }\n }\n\n /**\n * @param {string} value\n */\n consumeIdentifier(value) {\n if (!this.probeKind(\"identifier\")) {\n return;\n }\n if (this.source[this.position].value !== value) {\n return;\n }\n return this.consumeKind(\"identifier\");\n }\n\n /**\n * @param {number} position\n */\n unconsume(position) {\n this.position = position;\n }\n}\n\nexport class WebIDLParseError extends Error {\n /**\n * @param {object} options\n * @param {string} options.message\n * @param {string} options.bareMessage\n * @param {string} options.context\n * @param {number} options.line\n * @param {*} options.sourceName\n * @param {string} options.input\n * @param {*[]} options.tokens\n */\n constructor({\n message,\n bareMessage,\n context,\n line,\n sourceName,\n input,\n tokens,\n }) {\n super(message);\n\n this.name = \"WebIDLParseError\"; // not to be mangled\n this.bareMessage = bareMessage;\n this.context = context;\n this.line = line;\n this.sourceName = sourceName;\n this.input = input;\n this.tokens = tokens;\n }\n}\n","import { list, unescape, autoParenter } from \"./helpers.js\";\nimport { WrappedToken } from \"./token.js\";\nimport { Base } from \"./base.js\";\n\nexport class EnumValue extends WrappedToken {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const value = tokeniser.consumeKind(\"string\");\n if (value) {\n return new EnumValue({ source: tokeniser.source, tokens: { value } });\n }\n }\n\n get type() {\n return \"enum-value\";\n }\n get value() {\n return super.value.slice(1, -1);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { parent } = this;\n return w.ts.wrap([\n w.ts.trivia(this.tokens.value.trivia),\n w.ts.definition(\n w.ts.wrap(['\"', w.ts.name(this.value, { data: this, parent }), '\"']),\n { data: this, parent }\n ),\n w.token(this.tokens.separator),\n ]);\n }\n}\n\nexport class Enum extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n /** @type {Base[\"tokens\"]} */\n const tokens = {};\n tokens.base = tokeniser.consume(\"enum\");\n if (!tokens.base) {\n return;\n }\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"No name for enum\");\n const ret = autoParenter(new Enum({ source: tokeniser.source, tokens }));\n tokeniser.current = ret.this;\n tokens.open = tokeniser.consume(\"{\") || tokeniser.error(\"Bodyless enum\");\n ret.values = list(tokeniser, {\n parser: EnumValue.parse,\n allowDangler: true,\n listName: \"enumeration\",\n });\n if (tokeniser.probeKind(\"string\")) {\n tokeniser.error(\"No comma between enum values\");\n }\n tokens.close =\n tokeniser.consume(\"}\") || tokeniser.error(\"Unexpected value in enum\");\n if (!ret.values.length) {\n tokeniser.error(\"No value in enum\");\n }\n tokens.termination =\n tokeniser.consume(\";\") || tokeniser.error(\"No semicolon after enum\");\n return ret.this;\n }\n\n get type() {\n return \"enum\";\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.base),\n w.name_token(this.tokens.name, { data: this }),\n w.token(this.tokens.open),\n w.ts.wrap(this.values.map((v) => v.write(w))),\n w.token(this.tokens.close),\n w.token(this.tokens.termination),\n ]),\n { data: this }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport { unescape } from \"./helpers.js\";\n\nexport class Includes extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const target = tokeniser.consumeKind(\"identifier\");\n if (!target) {\n return;\n }\n const tokens = { target };\n tokens.includes = tokeniser.consume(\"includes\");\n if (!tokens.includes) {\n tokeniser.unconsume(target.index);\n return;\n }\n tokens.mixin =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Incomplete includes statement\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"No terminating ; for includes statement\");\n return new Includes({ source: tokeniser.source, tokens });\n }\n\n get type() {\n return \"includes\";\n }\n get target() {\n return unescape(this.tokens.target.value);\n }\n get includes() {\n return unescape(this.tokens.mixin.value);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.reference_token(this.tokens.target, this),\n w.token(this.tokens.includes),\n w.reference_token(this.tokens.mixin, this),\n w.token(this.tokens.termination),\n ]),\n { data: this }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport {\n type_with_extended_attributes,\n unescape,\n autoParenter,\n} from \"./helpers.js\";\n\nexport class Typedef extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n /** @type {Base[\"tokens\"]} */\n const tokens = {};\n const ret = autoParenter(new Typedef({ source: tokeniser.source, tokens }));\n tokens.base = tokeniser.consume(\"typedef\");\n if (!tokens.base) {\n return;\n }\n ret.idlType =\n type_with_extended_attributes(tokeniser, \"typedef-type\") ||\n tokeniser.error(\"Typedef lacks a type\");\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Typedef lacks a name\");\n tokeniser.current = ret.this;\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"Unterminated typedef, expected `;`\");\n return ret.this;\n }\n\n get type() {\n return \"typedef\";\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n\n *validate(defs) {\n yield* this.idlType.validate(defs);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.base),\n w.ts.type(this.idlType.write(w)),\n w.name_token(this.tokens.name, { data: this }),\n w.token(this.tokens.termination),\n ]),\n { data: this }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport {\n return_type,\n argument_list,\n unescape,\n autoParenter,\n} from \"./helpers.js\";\n\nexport class CallbackFunction extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser, base) {\n const tokens = { base };\n const ret = autoParenter(\n new CallbackFunction({ source: tokeniser.source, tokens })\n );\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Callback lacks a name\");\n tokeniser.current = ret.this;\n tokens.assign =\n tokeniser.consume(\"=\") || tokeniser.error(\"Callback lacks an assignment\");\n ret.idlType =\n return_type(tokeniser) || tokeniser.error(\"Callback lacks a return type\");\n tokens.open =\n tokeniser.consume(\"(\") ||\n tokeniser.error(\"Callback lacks parentheses for arguments\");\n ret.arguments = argument_list(tokeniser);\n tokens.close =\n tokeniser.consume(\")\") || tokeniser.error(\"Unterminated callback\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"Unterminated callback, expected `;`\");\n return ret.this;\n }\n\n get type() {\n return \"callback\";\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n\n *validate(defs) {\n yield* this.extAttrs.validate(defs);\n yield* this.idlType.validate(defs);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.base),\n w.name_token(this.tokens.name, { data: this }),\n w.token(this.tokens.assign),\n w.ts.type(this.idlType.write(w)),\n w.token(this.tokens.open),\n ...this.arguments.map((arg) => arg.write(w)),\n w.token(this.tokens.close),\n w.token(this.tokens.termination),\n ]),\n { data: this }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport { ExtendedAttributes } from \"./extended-attributes.js\";\nimport { unescape, autoParenter } from \"./helpers.js\";\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nfunction inheritance(tokeniser) {\n const colon = tokeniser.consume(\":\");\n if (!colon) {\n return {};\n }\n const inheritance =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Inheritance lacks a type\");\n return { colon, inheritance };\n}\n\nexport class Container extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {*} instance TODO: This should be {T extends Container}, but see https://github.com/microsoft/TypeScript/issues/4628\n * @param {*} args\n */\n static parse(tokeniser, instance, { inheritable, allowedMembers }) {\n const { tokens, type } = instance;\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(`Missing name in ${type}`);\n tokeniser.current = instance;\n instance = autoParenter(instance);\n if (inheritable) {\n Object.assign(tokens, inheritance(tokeniser));\n }\n tokens.open = tokeniser.consume(\"{\") || tokeniser.error(`Bodyless ${type}`);\n instance.members = [];\n while (true) {\n tokens.close = tokeniser.consume(\"}\");\n if (tokens.close) {\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(`Missing semicolon after ${type}`);\n return instance.this;\n }\n const ea = ExtendedAttributes.parse(tokeniser);\n let mem;\n for (const [parser, ...args] of allowedMembers) {\n mem = autoParenter(parser(tokeniser, ...args));\n if (mem) {\n break;\n }\n }\n if (!mem) {\n tokeniser.error(\"Unknown member\");\n }\n mem.extAttrs = ea;\n instance.members.push(mem.this);\n }\n }\n\n get partial() {\n return !!this.tokens.partial;\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n get inheritance() {\n if (!this.tokens.inheritance) {\n return null;\n }\n return unescape(this.tokens.inheritance.value);\n }\n\n *validate(defs) {\n for (const member of this.members) {\n if (member.validate) {\n yield* member.validate(defs);\n }\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const inheritance = () => {\n if (!this.tokens.inheritance) {\n return \"\";\n }\n return w.ts.wrap([\n w.token(this.tokens.colon),\n w.ts.trivia(this.tokens.inheritance.trivia),\n w.ts.inheritance(\n w.reference(this.tokens.inheritance.value, { context: this })\n ),\n ]);\n };\n\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.callback),\n w.token(this.tokens.partial),\n w.token(this.tokens.base),\n w.token(this.tokens.mixin),\n w.name_token(this.tokens.name, { data: this }),\n inheritance(),\n w.token(this.tokens.open),\n w.ts.wrap(this.members.map((m) => m.write(w))),\n w.token(this.tokens.close),\n w.token(this.tokens.termination),\n ]),\n { data: this }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport { Type } from \"./type.js\";\nimport {\n const_data,\n const_value,\n primitive_type,\n autoParenter,\n unescape,\n} from \"./helpers.js\";\n\nexport class Constant extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n /** @type {Base[\"tokens\"]} */\n const tokens = {};\n tokens.base = tokeniser.consume(\"const\");\n if (!tokens.base) {\n return;\n }\n let idlType = primitive_type(tokeniser);\n if (!idlType) {\n const base =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Const lacks a type\");\n idlType = new Type({ source: tokeniser.source, tokens: { base } });\n }\n if (tokeniser.probe(\"?\")) {\n tokeniser.error(\"Unexpected nullable constant type\");\n }\n idlType.type = \"const-type\";\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Const lacks a name\");\n tokens.assign =\n tokeniser.consume(\"=\") || tokeniser.error(\"Const lacks value assignment\");\n tokens.value =\n const_value(tokeniser) || tokeniser.error(\"Const lacks a value\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"Unterminated const, expected `;`\");\n const ret = new Constant({ source: tokeniser.source, tokens });\n autoParenter(ret).idlType = idlType;\n return ret;\n }\n\n get type() {\n return \"const\";\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n get value() {\n return const_data(this.tokens.value);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { parent } = this;\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.base),\n w.ts.type(this.idlType.write(w)),\n w.name_token(this.tokens.name, { data: this, parent }),\n w.token(this.tokens.assign),\n w.token(this.tokens.value),\n w.token(this.tokens.termination),\n ]),\n { data: this, parent }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport {\n type_with_extended_attributes,\n autoParenter,\n argument_list,\n} from \"./helpers.js\";\n\nexport class IterableLike extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const start_position = tokeniser.position;\n const ret = autoParenter(\n new IterableLike({ source: tokeniser.source, tokens: {} })\n );\n const { tokens } = ret;\n tokens.readonly = tokeniser.consume(\"readonly\");\n if (!tokens.readonly) {\n tokens.async = tokeniser.consume(\"async\");\n }\n tokens.base = tokens.readonly\n ? tokeniser.consume(\"maplike\", \"setlike\")\n : tokens.async\n ? tokeniser.consume(\"iterable\")\n : tokeniser.consume(\"iterable\", \"maplike\", \"setlike\");\n if (!tokens.base) {\n tokeniser.unconsume(start_position);\n return;\n }\n\n const { type } = ret;\n const secondTypeRequired = type === \"maplike\";\n const secondTypeAllowed = secondTypeRequired || type === \"iterable\";\n const argumentAllowed = ret.async && type === \"iterable\";\n\n tokens.open =\n tokeniser.consume(\"<\") ||\n tokeniser.error(`Missing less-than sign \\`<\\` in ${type} declaration`);\n const first =\n type_with_extended_attributes(tokeniser) ||\n tokeniser.error(`Missing a type argument in ${type} declaration`);\n ret.idlType = [first];\n ret.arguments = [];\n\n if (secondTypeAllowed) {\n first.tokens.separator = tokeniser.consume(\",\");\n if (first.tokens.separator) {\n ret.idlType.push(type_with_extended_attributes(tokeniser));\n } else if (secondTypeRequired) {\n tokeniser.error(`Missing second type argument in ${type} declaration`);\n }\n }\n\n tokens.close =\n tokeniser.consume(\">\") ||\n tokeniser.error(`Missing greater-than sign \\`>\\` in ${type} declaration`);\n\n if (tokeniser.probe(\"(\")) {\n if (argumentAllowed) {\n tokens.argsOpen = tokeniser.consume(\"(\");\n ret.arguments.push(...argument_list(tokeniser));\n tokens.argsClose =\n tokeniser.consume(\")\") ||\n tokeniser.error(\"Unterminated async iterable argument list\");\n } else {\n tokeniser.error(`Arguments are only allowed for \\`async iterable\\``);\n }\n }\n\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(`Missing semicolon after ${type} declaration`);\n\n return ret.this;\n }\n\n get type() {\n return this.tokens.base.value;\n }\n get readonly() {\n return !!this.tokens.readonly;\n }\n get async() {\n return !!this.tokens.async;\n }\n\n *validate(defs) {\n for (const type of this.idlType) {\n yield* type.validate(defs);\n }\n for (const argument of this.arguments) {\n yield* argument.validate(defs);\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.readonly),\n w.token(this.tokens.async),\n w.token(this.tokens.base, w.ts.generic),\n w.token(this.tokens.open),\n w.ts.wrap(this.idlType.map((t) => t.write(w))),\n w.token(this.tokens.close),\n w.token(this.tokens.argsOpen),\n w.ts.wrap(this.arguments.map((arg) => arg.write(w))),\n w.token(this.tokens.argsClose),\n w.token(this.tokens.termination),\n ]),\n { data: this, parent: this.parent }\n );\n }\n}\n","import { Base } from \"./base.js\";\nimport { argument_list, autoParenter } from \"./helpers.js\";\n\nexport class Constructor extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n const base = tokeniser.consume(\"constructor\");\n if (!base) {\n return;\n }\n /** @type {Base[\"tokens\"]} */\n const tokens = { base };\n tokens.open =\n tokeniser.consume(\"(\") ||\n tokeniser.error(\"No argument list in constructor\");\n const args = argument_list(tokeniser);\n tokens.close =\n tokeniser.consume(\")\") || tokeniser.error(\"Unterminated constructor\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"No semicolon after constructor\");\n const ret = new Constructor({ source: tokeniser.source, tokens });\n autoParenter(ret).arguments = args;\n return ret;\n }\n\n get type() {\n return \"constructor\";\n }\n\n *validate(defs) {\n for (const argument of this.arguments) {\n yield* argument.validate(defs);\n }\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { parent } = this;\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.base, w.ts.nameless, { data: this, parent }),\n w.token(this.tokens.open),\n w.ts.wrap(this.arguments.map((arg) => arg.write(w))),\n w.token(this.tokens.close),\n w.token(this.tokens.termination),\n ]),\n { data: this, parent }\n );\n }\n}\n","import { Container } from \"./container.js\";\nimport { Attribute } from \"./attribute.js\";\nimport { Operation } from \"./operation.js\";\nimport { Constant } from \"./constant.js\";\nimport { IterableLike } from \"./iterable.js\";\nimport {\n stringifier,\n autofixAddExposedWindow,\n getMemberIndentation,\n getLastIndentation,\n getFirstToken,\n findLastIndex,\n autoParenter,\n} from \"./helpers.js\";\nimport { validationError } from \"../error.js\";\nimport { checkInterfaceMemberDuplication } from \"../validators/interface.js\";\nimport { Constructor } from \"./constructor.js\";\nimport { Tokeniser } from \"../tokeniser.js\";\nimport { ExtendedAttributes } from \"./extended-attributes.js\";\n\n/**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\nfunction static_member(tokeniser) {\n const special = tokeniser.consume(\"static\");\n if (!special) return;\n const member =\n Attribute.parse(tokeniser, { special }) ||\n Operation.parse(tokeniser, { special }) ||\n tokeniser.error(\"No body in static member\");\n return member;\n}\n\nexport class Interface extends Container {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser, base, { partial = null } = {}) {\n const tokens = { partial, base };\n return Container.parse(\n tokeniser,\n new Interface({ source: tokeniser.source, tokens }),\n {\n inheritable: !partial,\n allowedMembers: [\n [Constant.parse],\n [Constructor.parse],\n [static_member],\n [stringifier],\n [IterableLike.parse],\n [Attribute.parse],\n [Operation.parse],\n ],\n }\n );\n }\n\n get type() {\n return \"interface\";\n }\n\n *validate(defs) {\n yield* this.extAttrs.validate(defs);\n if (\n !this.partial &&\n this.extAttrs.every((extAttr) => extAttr.name !== \"Exposed\")\n ) {\n const message = `Interfaces must have \\`[Exposed]\\` extended attribute. \\\nTo fix, add, for example, \\`[Exposed=Window]\\`. Please also consider carefully \\\nif your interface should also be exposed in a Worker scope. Refer to the \\\n[WebIDL spec section on Exposed](https://heycam.github.io/webidl/#Exposed) \\\nfor more information.`;\n yield validationError(\n this.tokens.name,\n this,\n \"require-exposed\",\n message,\n {\n autofix: autofixAddExposedWindow(this),\n }\n );\n }\n const oldConstructors = this.extAttrs.filter(\n (extAttr) => extAttr.name === \"Constructor\"\n );\n for (const constructor of oldConstructors) {\n const message = `Constructors should now be represented as a \\`constructor()\\` operation on the interface \\\ninstead of \\`[Constructor]\\` extended attribute. Refer to the \\\n[WebIDL spec section on constructor operations](https://heycam.github.io/webidl/#idl-constructors) \\\nfor more information.`;\n yield validationError(\n constructor.tokens.name,\n this,\n \"constructor-member\",\n message,\n {\n autofix: autofixConstructor(this, constructor),\n }\n );\n }\n\n const isGlobal = this.extAttrs.some((extAttr) => extAttr.name === \"Global\");\n if (isGlobal) {\n const factoryFunctions = this.extAttrs.filter(\n (extAttr) => extAttr.name === \"LegacyFactoryFunction\"\n );\n for (const named of factoryFunctions) {\n const message = `Interfaces marked as \\`[Global]\\` cannot have factory functions.`;\n yield validationError(\n named.tokens.name,\n this,\n \"no-constructible-global\",\n message\n );\n }\n\n const constructors = this.members.filter(\n (member) => member.type === \"constructor\"\n );\n for (const named of constructors) {\n const message = `Interfaces marked as \\`[Global]\\` cannot have constructors.`;\n yield validationError(\n named.tokens.base,\n this,\n \"no-constructible-global\",\n message\n );\n }\n }\n\n yield* super.validate(defs);\n if (!this.partial) {\n yield* checkInterfaceMemberDuplication(defs, this);\n }\n }\n}\n\nfunction autofixConstructor(interfaceDef, constructorExtAttr) {\n interfaceDef = autoParenter(interfaceDef);\n return () => {\n const indentation = getLastIndentation(\n interfaceDef.extAttrs.tokens.open.trivia\n );\n const memberIndent = interfaceDef.members.length\n ? getLastIndentation(getFirstToken(interfaceDef.members[0]).trivia)\n : getMemberIndentation(indentation);\n const constructorOp = Constructor.parse(\n new Tokeniser(`\\n${memberIndent}constructor();`)\n );\n constructorOp.extAttrs = new ExtendedAttributes({\n source: interfaceDef.source,\n tokens: {},\n });\n autoParenter(constructorOp).arguments = constructorExtAttr.arguments;\n\n const existingIndex = findLastIndex(\n interfaceDef.members,\n (m) => m.type === \"constructor\"\n );\n interfaceDef.members.splice(existingIndex + 1, 0, constructorOp);\n\n const { close } = interfaceDef.tokens;\n if (!close.trivia.includes(\"\\n\")) {\n close.trivia += `\\n${indentation}`;\n }\n\n const { extAttrs } = interfaceDef;\n const index = extAttrs.indexOf(constructorExtAttr);\n const removed = extAttrs.splice(index, 1);\n if (!extAttrs.length) {\n extAttrs.tokens.open = extAttrs.tokens.close = undefined;\n } else if (extAttrs.length === index) {\n extAttrs[index - 1].tokens.separator = undefined;\n } else if (!extAttrs[index].tokens.name.trivia.trim()) {\n extAttrs[index].tokens.name.trivia = removed[0].tokens.name.trivia;\n }\n };\n}\n","import { validationError } from \"../error.js\";\n\n/**\n * @param {import(\"../validator.js\").Definitions} defs\n * @param {import(\"../productions/container.js\").Container} i\n */\nexport function* checkInterfaceMemberDuplication(defs, i) {\n const opNames = groupOperationNames(i);\n const partials = defs.partials.get(i.name) || [];\n const mixins = defs.mixinMap.get(i.name) || [];\n for (const ext of [...partials, ...mixins]) {\n const additions = getOperations(ext);\n const statics = additions.filter((a) => a.special === \"static\");\n const nonstatics = additions.filter((a) => a.special !== \"static\");\n yield* checkAdditions(statics, opNames.statics, ext, i);\n yield* checkAdditions(nonstatics, opNames.nonstatics, ext, i);\n statics.forEach((op) => opNames.statics.add(op.name));\n nonstatics.forEach((op) => opNames.nonstatics.add(op.name));\n }\n\n /**\n * @param {import(\"../productions/operation.js\").Operation[]} additions\n * @param {Set} existings\n * @param {import(\"../productions/container.js\").Container} ext\n * @param {import(\"../productions/container.js\").Container} base\n */\n function* checkAdditions(additions, existings, ext, base) {\n for (const addition of additions) {\n const { name } = addition;\n if (name && existings.has(name)) {\n const isStatic = addition.special === \"static\" ? \"static \" : \"\";\n const message = `The ${isStatic}operation \"${name}\" has already been defined for the base interface \"${base.name}\" either in itself or in a mixin`;\n yield validationError(\n addition.tokens.name,\n ext,\n \"no-cross-overload\",\n message\n );\n }\n }\n }\n\n /**\n * @param {import(\"../productions/container.js\").Container} i\n * @returns {import(\"../productions/operation.js\").Operation[]}\n */\n function getOperations(i) {\n return i.members.filter(({ type }) => type === \"operation\");\n }\n\n /**\n * @param {import(\"../productions/container.js\").Container} i\n */\n function groupOperationNames(i) {\n const ops = getOperations(i);\n return {\n statics: new Set(\n ops.filter((op) => op.special === \"static\").map((op) => op.name)\n ),\n nonstatics: new Set(\n ops.filter((op) => op.special !== \"static\").map((op) => op.name)\n ),\n };\n }\n}\n","import { Container } from \"./container.js\";\nimport { Constant } from \"./constant.js\";\nimport { Attribute } from \"./attribute.js\";\nimport { Operation } from \"./operation.js\";\nimport { stringifier } from \"./helpers.js\";\n\nexport class Mixin extends Container {\n /**\n * @typedef {import(\"../tokeniser.js\").Token} Token\n *\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {Token} base\n * @param {object} [options]\n * @param {Token} [options.partial]\n */\n static parse(tokeniser, base, { partial } = {}) {\n const tokens = { partial, base };\n tokens.mixin = tokeniser.consume(\"mixin\");\n if (!tokens.mixin) {\n return;\n }\n return Container.parse(\n tokeniser,\n new Mixin({ source: tokeniser.source, tokens }),\n {\n allowedMembers: [\n [Constant.parse],\n [stringifier],\n [Attribute.parse, { noInherit: true }],\n [Operation.parse, { regular: true }],\n ],\n }\n );\n }\n\n get type() {\n return \"interface mixin\";\n }\n}\n","import { Base } from \"./base.js\";\nimport {\n unescape,\n type_with_extended_attributes,\n autoParenter,\n} from \"./helpers.js\";\nimport { ExtendedAttributes } from \"./extended-attributes.js\";\nimport { Default } from \"./default.js\";\n\nexport class Field extends Base {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser) {\n /** @type {Base[\"tokens\"]} */\n const tokens = {};\n const ret = autoParenter(new Field({ source: tokeniser.source, tokens }));\n ret.extAttrs = ExtendedAttributes.parse(tokeniser);\n tokens.required = tokeniser.consume(\"required\");\n ret.idlType =\n type_with_extended_attributes(tokeniser, \"dictionary-type\") ||\n tokeniser.error(\"Dictionary member lacks a type\");\n tokens.name =\n tokeniser.consumeKind(\"identifier\") ||\n tokeniser.error(\"Dictionary member lacks a name\");\n ret.default = Default.parse(tokeniser);\n if (tokens.required && ret.default)\n tokeniser.error(\"Required member must not have a default\");\n tokens.termination =\n tokeniser.consume(\";\") ||\n tokeniser.error(\"Unterminated dictionary member, expected `;`\");\n return ret.this;\n }\n\n get type() {\n return \"field\";\n }\n get name() {\n return unescape(this.tokens.name.value);\n }\n get required() {\n return !!this.tokens.required;\n }\n\n *validate(defs) {\n yield* this.idlType.validate(defs);\n }\n\n /** @param {import(\"../writer.js\").Writer} w */\n write(w) {\n const { parent } = this;\n return w.ts.definition(\n w.ts.wrap([\n this.extAttrs.write(w),\n w.token(this.tokens.required),\n w.ts.type(this.idlType.write(w)),\n w.name_token(this.tokens.name, { data: this, parent }),\n this.default ? this.default.write(w) : \"\",\n w.token(this.tokens.termination),\n ]),\n { data: this, parent }\n );\n }\n}\n","import { Container } from \"./container.js\";\nimport { Field } from \"./field.js\";\n\nexport class Dictionary extends Container {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {object} [options]\n * @param {import(\"../tokeniser.js\").Token} [options.partial]\n */\n static parse(tokeniser, { partial } = {}) {\n const tokens = { partial };\n tokens.base = tokeniser.consume(\"dictionary\");\n if (!tokens.base) {\n return;\n }\n return Container.parse(\n tokeniser,\n new Dictionary({ source: tokeniser.source, tokens }),\n {\n inheritable: !partial,\n allowedMembers: [[Field.parse]],\n }\n );\n }\n\n get type() {\n return \"dictionary\";\n }\n}\n","import { Container } from \"./container.js\";\nimport { Attribute } from \"./attribute.js\";\nimport { Operation } from \"./operation.js\";\nimport { validationError } from \"../error.js\";\nimport { autofixAddExposedWindow } from \"./helpers.js\";\nimport { Constant } from \"./constant.js\";\n\nexport class Namespace extends Container {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n * @param {object} [options]\n * @param {import(\"../tokeniser.js\").Token} [options.partial]\n */\n static parse(tokeniser, { partial } = {}) {\n const tokens = { partial };\n tokens.base = tokeniser.consume(\"namespace\");\n if (!tokens.base) {\n return;\n }\n return Container.parse(\n tokeniser,\n new Namespace({ source: tokeniser.source, tokens }),\n {\n allowedMembers: [\n [Attribute.parse, { noInherit: true, readonly: true }],\n [Constant.parse],\n [Operation.parse, { regular: true }],\n ],\n }\n );\n }\n\n get type() {\n return \"namespace\";\n }\n\n *validate(defs) {\n if (\n !this.partial &&\n this.extAttrs.every((extAttr) => extAttr.name !== \"Exposed\")\n ) {\n const message = `Namespaces must have [Exposed] extended attribute. \\\nTo fix, add, for example, [Exposed=Window]. Please also consider carefully \\\nif your namespace should also be exposed in a Worker scope. Refer to the \\\n[WebIDL spec section on Exposed](https://heycam.github.io/webidl/#Exposed) \\\nfor more information.`;\n yield validationError(\n this.tokens.name,\n this,\n \"require-exposed\",\n message,\n {\n autofix: autofixAddExposedWindow(this),\n }\n );\n }\n yield* super.validate(defs);\n }\n}\n","import { Container } from \"./container.js\";\nimport { Operation } from \"./operation.js\";\nimport { Constant } from \"./constant.js\";\n\nexport class CallbackInterface extends Container {\n /**\n * @param {import(\"../tokeniser.js\").Tokeniser} tokeniser\n */\n static parse(tokeniser, callback, { partial = null } = {}) {\n const tokens = { callback };\n tokens.base = tokeniser.consume(\"interface\");\n if (!tokens.base) {\n return;\n }\n return Container.parse(\n tokeniser,\n new CallbackInterface({ source: tokeniser.source, tokens }),\n {\n inheritable: !partial,\n allowedMembers: [\n [Constant.parse],\n [Operation.parse, { regular: true }],\n ],\n }\n );\n }\n\n get type() {\n return \"callback interface\";\n }\n}\n","import { Tokeniser } from \"./tokeniser.js\";\nimport { Enum } from \"./productions/enum.js\";\nimport { Includes } from \"./productions/includes.js\";\nimport { ExtendedAttributes } from \"./productions/extended-attributes.js\";\nimport { Typedef } from \"./productions/typedef.js\";\nimport { CallbackFunction } from \"./productions/callback.js\";\nimport { Interface } from \"./productions/interface.js\";\nimport { Mixin } from \"./productions/mixin.js\";\nimport { Dictionary } from \"./productions/dictionary.js\";\nimport { Namespace } from \"./productions/namespace.js\";\nimport { CallbackInterface } from \"./productions/callback-interface.js\";\nimport { autoParenter } from \"./productions/helpers.js\";\nimport { Eof } from \"./productions/token.js\";\n\n/**\n * @param {Tokeniser} tokeniser\n * @param {object} options\n * @param {boolean} [options.concrete]\n * @param {Function[]} [options.productions]\n */\nfunction parseByTokens(tokeniser, options) {\n const source = tokeniser.source;\n\n function error(str) {\n tokeniser.error(str);\n }\n\n function consume(...candidates) {\n return tokeniser.consume(...candidates);\n }\n\n function callback() {\n const callback = consume(\"callback\");\n if (!callback) return;\n if (tokeniser.probe(\"interface\")) {\n return CallbackInterface.parse(tokeniser, callback);\n }\n return CallbackFunction.parse(tokeniser, callback);\n }\n\n function interface_(opts) {\n const base = consume(\"interface\");\n if (!base) return;\n const ret =\n Mixin.parse(tokeniser, base, opts) ||\n Interface.parse(tokeniser, base, opts) ||\n error(\"Interface has no proper body\");\n return ret;\n }\n\n function partial() {\n const partial = consume(\"partial\");\n if (!partial) return;\n return (\n Dictionary.parse(tokeniser, { partial }) ||\n interface_({ partial }) ||\n Namespace.parse(tokeniser, { partial }) ||\n error(\"Partial doesn't apply to anything\")\n );\n }\n\n function definition() {\n if (options.productions) {\n for (const production of options.productions) {\n const result = production(tokeniser);\n if (result) {\n return result;\n }\n }\n }\n\n return (\n callback() ||\n interface_() ||\n partial() ||\n Dictionary.parse(tokeniser) ||\n Enum.parse(tokeniser) ||\n Typedef.parse(tokeniser) ||\n Includes.parse(tokeniser) ||\n Namespace.parse(tokeniser)\n );\n }\n\n function definitions() {\n if (!source.length) return [];\n const defs = [];\n while (true) {\n const ea = ExtendedAttributes.parse(tokeniser);\n const def = definition();\n if (!def) {\n if (ea.length) error(\"Stray extended attributes\");\n break;\n }\n autoParenter(def).extAttrs = ea;\n defs.push(def);\n }\n const eof = Eof.parse(tokeniser);\n if (options.concrete) {\n defs.push(eof);\n }\n return defs;\n }\n const res = definitions();\n if (tokeniser.position < source.length) error(\"Unrecognised tokens\");\n return res;\n}\n\n/**\n * @param {string} str\n * @param {object} [options]\n * @param {*} [options.sourceName]\n * @param {boolean} [options.concrete]\n * @param {Function[]} [options.productions]\n * @return {import(\"./productions/base.js\").Base[]}\n */\nexport function parse(str, options = {}) {\n const tokeniser = new Tokeniser(str);\n if (typeof options.sourceName !== \"undefined\") {\n // @ts-ignore (See Tokeniser.source in supplement.d.ts)\n tokeniser.source.name = options.sourceName;\n }\n return parseByTokens(tokeniser, options);\n}\n","function noop(arg) {\n return arg;\n}\n\nconst templates = {\n wrap: (items) => items.join(\"\"),\n trivia: noop,\n name: noop,\n reference: noop,\n type: noop,\n generic: noop,\n nameless: noop,\n inheritance: noop,\n definition: noop,\n extendedAttribute: noop,\n extendedAttributeReference: noop,\n};\n\nexport class Writer {\n constructor(ts) {\n this.ts = Object.assign({}, templates, ts);\n }\n\n /**\n * @param {string} raw\n * @param {object} options\n * @param {string} [options.unescaped]\n * @param {import(\"./productions/base.js\").Base} [options.context]\n * @returns\n */\n reference(raw, { unescaped, context }) {\n if (!unescaped) {\n unescaped = raw.startsWith(\"_\") ? raw.slice(1) : raw;\n }\n return this.ts.reference(raw, unescaped, context);\n }\n\n /**\n * @param {import(\"./tokeniser.js\").Token} t\n * @param {Function} wrapper\n * @param {...any} args\n * @returns\n */\n token(t, wrapper = noop, ...args) {\n if (!t) {\n return \"\";\n }\n const value = wrapper(t.value, ...args);\n return this.ts.wrap([this.ts.trivia(t.trivia), value]);\n }\n\n reference_token(t, context) {\n return this.token(t, this.reference.bind(this), { context });\n }\n\n name_token(t, arg) {\n return this.token(t, this.ts.name, arg);\n }\n\n identifier(id, context) {\n return this.ts.wrap([\n this.reference_token(id.tokens.value, context),\n this.token(id.tokens.separator),\n ]);\n }\n}\n\nexport function write(ast, { templates: ts = templates } = {}) {\n ts = Object.assign({}, templates, ts);\n\n const w = new Writer(ts);\n\n return ts.wrap(ast.map((it) => it.write(w)));\n}\n","import { validationError as error } from \"./error.js\";\n\nfunction getMixinMap(all, unique) {\n const map = new Map();\n const includes = all.filter((def) => def.type === \"includes\");\n for (const include of includes) {\n const mixin = unique.get(include.includes);\n if (!mixin) {\n continue;\n }\n const array = map.get(include.target);\n if (array) {\n array.push(mixin);\n } else {\n map.set(include.target, [mixin]);\n }\n }\n return map;\n}\n\n/**\n * @typedef {ReturnType} Definitions\n */\nfunction groupDefinitions(all) {\n const unique = new Map();\n const duplicates = new Set();\n const partials = new Map();\n for (const def of all) {\n if (def.partial) {\n const array = partials.get(def.name);\n if (array) {\n array.push(def);\n } else {\n partials.set(def.name, [def]);\n }\n continue;\n }\n if (!def.name) {\n continue;\n }\n if (!unique.has(def.name)) {\n unique.set(def.name, def);\n } else {\n duplicates.add(def);\n }\n }\n return {\n all,\n unique,\n partials,\n duplicates,\n mixinMap: getMixinMap(all, unique),\n cache: {\n typedefIncludesDictionary: new WeakMap(),\n dictionaryIncludesRequiredField: new WeakMap(),\n },\n };\n}\n\nfunction* checkDuplicatedNames({ unique, duplicates }) {\n for (const dup of duplicates) {\n const { name } = dup;\n const message = `The name \"${name}\" of type \"${\n unique.get(name).type\n }\" was already seen`;\n yield error(dup.tokens.name, dup, \"no-duplicate\", message);\n }\n}\n\nfunction* validateIterable(ast) {\n const defs = groupDefinitions(ast);\n for (const def of defs.all) {\n if (def.validate) {\n yield* def.validate(defs);\n }\n }\n yield* checkDuplicatedNames(defs);\n}\n\n// Remove this once all of our support targets expose `.flat()` by default\nfunction flatten(array) {\n if (array.flat) {\n return array.flat();\n }\n return [].concat(...array);\n}\n\n/**\n * @param {import(\"./productions/base.js\").Base[]} ast\n * @return {import(\"./error.js\").WebIDLErrorData[]} validation errors\n */\nexport function validate(ast) {\n return [...validateIterable(flatten(ast))];\n}\n","/**\n * Implementation of MIMEType and MIME Type parser from\n * https://mimesniff.spec.whatwg.org/\n */\n\nconst HTTPTokenCodePoints = /^[!#$%&'*+-.^`|~\\w]+$/;\n\n// \"HTTP whitespace is U+000A LF, U+000D CR, U+0009 TAB or U+0020 SPACE.\"\n// eslint-disable-next-line no-control-regex\nconst HTTPWhiteSpace = /[\\u000A\\u000D\\u0009\\u0020]/u;\n\n// An HTTP quoted-string token code point is\n// U+0009 TAB,\n// a code point in the range U+0020 SPACE to U+007E (~), inclusive,\n// or a code point in the range U+0080 through U+00FF (ÿ), inclusive.\n// eslint-disable-next-line no-control-regex\nconst HTTPQuotedString = /^[\\u0009\\u{0020}-\\{u0073}\\u{0080}-\\u{00FF}]+$/u;\n\nexport class MIMEType {\n constructor(input) {\n const { type, subtype, params } = parseMimeType(input);\n this.type = type.trim().toLowerCase();\n this.subtype = subtype.trimEnd().toLowerCase();\n this.parameters = new Map(Object.entries(params));\n }\n\n /**\n * @see https://mimesniff.spec.whatwg.org/#mime-type-essence\n */\n get essence() {\n return `${this.type}/${this.subtype}`;\n }\n\n toString() {\n return serialize(this);\n }\n};\n\nexport function isValidMimeType(text){\n try {\n parse(text);\n } catch (e) {\n return false;\n }\n return true;\n}\n\n/**\n * https://mimesniff.spec.whatwg.org/#serialize-a-mime-type\n */\nfunction serialize(mimeType) {\n const { parameters, essence } = mimeType;\n if (!parameters.size) {\n return essence;\n }\n let paramStr = \";\";\n for (const [key, value] of parameters.entries()) {\n paramStr += key;\n if (value !== null) {\n if (HTTPTokenCodePoints.test(value)) {\n paramStr += `=${value}`;\n } else {\n paramStr += `=\"${value}\"`;\n }\n } else {\n // null or empty string\n paramStr += '=\"\"';\n }\n paramStr += \";\";\n }\n // remove final \";\"\n return mimeType.essence + paramStr.slice(0, -1);\n}\n\n/**\n * Implementation of https://mimesniff.spec.whatwg.org/#parse-a-mime-type\n * parser state machines if as follows, params and param values are optional and can be null:\n *\n * \"type\"\n * -> \"subtype\"\n * -> \"param-start\" (ignores white space)\n * -> \"param-name\"\n * -> \"param-value\"\n * -> \"collect-quoted-string\"\n * -> \"ignore-input-until-next-param\"\n *\n *\n *\n * @param {String} input\n */\nexport function parseMimeType(input) {\n input = input.trim();\n if (!input) {\n throw new TypeError(\"Invalid input.\");\n }\n\n let type = \"\";\n let subtype = \"\";\n let paramName = \"\";\n let paramValue = null;\n let params = new Map();\n let parserMode = \"type\";\n let inputArray = Array.from(input); // retain unicode chars\n for (let position = 0; position < inputArray.length; position++) {\n const char = inputArray[position];\n switch (parserMode) {\n case \"type\":\n if (char === \"/\") {\n parserMode = \"subtype\";\n continue;\n }\n type += char;\n break;\n case \"subtype\":\n if (char === \";\") {\n parserMode = \"param-start\";\n continue;\n }\n subtype += char;\n break;\n case \"param-start\":\n // Skip HTTP white space\n if (HTTPWhiteSpace.test(char) || char === \";\") {\n continue;\n }\n paramName += char;\n parserMode = \"param-name\";\n break;\n case \"param-name\":\n if (char === \"=\" || char === \";\") {\n if (char === \"=\") {\n parserMode = \"param-value\";\n paramValue = null;\n continue;\n }\n params.set(paramName.toLowerCase(), null);\n paramName = \"\";\n continue;\n }\n paramName += char;\n break;\n case \"param-value\":\n if (char == '\"') {\n parserMode = \"collect-quoted-string\";\n continue;\n }\n if (char === \";\") {\n paramValue = paramValue.trimEnd();\n parserMode = \"param-start\";\n storeParam(params, paramName, paramValue);\n paramName = \"\";\n continue;\n }\n paramValue = typeof paramValue === \"string\" ? paramValue + char : char;\n break;\n case \"collect-quoted-string\":\n if (char === '\"') {\n storeParam(params, paramName, paramValue);\n parserMode = \"ignore-input-until-next-param\";\n paramName = \"\";\n paramValue = null;\n continue;\n }\n if (char === \"\\\\\") {\n continue;\n }\n paramValue = typeof paramValue === \"string\" ? paramValue + char : char;\n break;\n case \"ignore-input-until-next-param\":\n if (char !== \";\") {\n continue;\n }\n parserMode = \"param-start\";\n break;\n default:\n throw new Error(\n `State machine error - unknown parser mode: ${parserMode} `\n );\n }\n }\n if (paramName) {\n storeParam(params, paramName, paramValue);\n }\n if (type.trim() === \"\" || !HTTPTokenCodePoints.test(type)) {\n throw new TypeError(\"Invalid type\");\n }\n if (subtype.trim() === \"\" || !HTTPTokenCodePoints.test(subtype)) {\n throw new TypeError(\"Invalid subtype\");\n }\n return {\n type,\n subtype,\n params: Object.fromEntries(params.entries()),\n };\n}\n\nfunction storeParam(params, paramName, paramValue) {\n if (\n (paramName &&\n paramName !== \"\" &&\n !params.has(paramName) &&\n HTTPQuotedString.test(paramValue)) ||\n paramValue === null\n ) {\n params.set(paramName.toLowerCase(), paramValue);\n }\n}\n","/**\n * marked v4.3.0 - a markdown parser\n * Copyright (c) 2011-2023, Christopher Jeffrey. (MIT Licensed)\n * https://github.com/markedjs/marked\n */\n\n/**\n * DO NOT EDIT THIS FILE\n * The code in this file is generated from files in ./src/\n */\n\nfunction getDefaults() {\n return {\n async: false,\n baseUrl: null,\n breaks: false,\n extensions: null,\n gfm: true,\n headerIds: true,\n headerPrefix: '',\n highlight: null,\n hooks: null,\n langPrefix: 'language-',\n mangle: true,\n pedantic: false,\n renderer: null,\n sanitize: false,\n sanitizer: null,\n silent: false,\n smartypants: false,\n tokenizer: null,\n walkTokens: null,\n xhtml: false\n };\n}\n\nlet defaults = getDefaults();\n\nfunction changeDefaults(newDefaults) {\n defaults = newDefaults;\n}\n\n/**\n * Helpers\n */\nconst escapeTest = /[&<>\"']/;\nconst escapeReplace = new RegExp(escapeTest.source, 'g');\nconst escapeTestNoEncode = /[<>\"']|&(?!(#\\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\\w+);)/;\nconst escapeReplaceNoEncode = new RegExp(escapeTestNoEncode.source, 'g');\nconst escapeReplacements = {\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": '''\n};\nconst getEscapeReplacement = (ch) => escapeReplacements[ch];\nfunction escape(html, encode) {\n if (encode) {\n if (escapeTest.test(html)) {\n return html.replace(escapeReplace, getEscapeReplacement);\n }\n } else {\n if (escapeTestNoEncode.test(html)) {\n return html.replace(escapeReplaceNoEncode, getEscapeReplacement);\n }\n }\n\n return html;\n}\n\nconst unescapeTest = /&(#(?:\\d+)|(?:#x[0-9A-Fa-f]+)|(?:\\w+));?/ig;\n\n/**\n * @param {string} html\n */\nfunction unescape(html) {\n // explicitly match decimal, hex, and named HTML entities\n return html.replace(unescapeTest, (_, n) => {\n n = n.toLowerCase();\n if (n === 'colon') return ':';\n if (n.charAt(0) === '#') {\n return n.charAt(1) === 'x'\n ? String.fromCharCode(parseInt(n.substring(2), 16))\n : String.fromCharCode(+n.substring(1));\n }\n return '';\n });\n}\n\nconst caret = /(^|[^\\[])\\^/g;\n\n/**\n * @param {string | RegExp} regex\n * @param {string} opt\n */\nfunction edit(regex, opt) {\n regex = typeof regex === 'string' ? regex : regex.source;\n opt = opt || '';\n const obj = {\n replace: (name, val) => {\n val = val.source || val;\n val = val.replace(caret, '$1');\n regex = regex.replace(name, val);\n return obj;\n },\n getRegex: () => {\n return new RegExp(regex, opt);\n }\n };\n return obj;\n}\n\nconst nonWordAndColonTest = /[^\\w:]/g;\nconst originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;\n\n/**\n * @param {boolean} sanitize\n * @param {string} base\n * @param {string} href\n */\nfunction cleanUrl(sanitize, base, href) {\n if (sanitize) {\n let prot;\n try {\n prot = decodeURIComponent(unescape(href))\n .replace(nonWordAndColonTest, '')\n .toLowerCase();\n } catch (e) {\n return null;\n }\n if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {\n return null;\n }\n }\n if (base && !originIndependentUrl.test(href)) {\n href = resolveUrl(base, href);\n }\n try {\n href = encodeURI(href).replace(/%25/g, '%');\n } catch (e) {\n return null;\n }\n return href;\n}\n\nconst baseUrls = {};\nconst justDomain = /^[^:]+:\\/*[^/]*$/;\nconst protocol = /^([^:]+:)[\\s\\S]*$/;\nconst domain = /^([^:]+:\\/*[^/]*)[\\s\\S]*$/;\n\n/**\n * @param {string} base\n * @param {string} href\n */\nfunction resolveUrl(base, href) {\n if (!baseUrls[' ' + base]) {\n // we can ignore everything in base after the last slash of its path component,\n // but we might need to add _that_\n // https://tools.ietf.org/html/rfc3986#section-3\n if (justDomain.test(base)) {\n baseUrls[' ' + base] = base + '/';\n } else {\n baseUrls[' ' + base] = rtrim(base, '/', true);\n }\n }\n base = baseUrls[' ' + base];\n const relativeBase = base.indexOf(':') === -1;\n\n if (href.substring(0, 2) === '//') {\n if (relativeBase) {\n return href;\n }\n return base.replace(protocol, '$1') + href;\n } else if (href.charAt(0) === '/') {\n if (relativeBase) {\n return href;\n }\n return base.replace(domain, '$1') + href;\n } else {\n return base + href;\n }\n}\n\nconst noopTest = { exec: function noopTest() {} };\n\nfunction splitCells(tableRow, count) {\n // ensure that every cell-delimiting pipe has a space\n // before it to distinguish it from an escaped pipe\n const row = tableRow.replace(/\\|/g, (match, offset, str) => {\n let escaped = false,\n curr = offset;\n while (--curr >= 0 && str[curr] === '\\\\') escaped = !escaped;\n if (escaped) {\n // odd number of slashes means | is escaped\n // so we leave it alone\n return '|';\n } else {\n // add space before unescaped |\n return ' |';\n }\n }),\n cells = row.split(/ \\|/);\n let i = 0;\n\n // First/last cell in a row cannot be empty if it has no leading/trailing pipe\n if (!cells[0].trim()) { cells.shift(); }\n if (cells.length > 0 && !cells[cells.length - 1].trim()) { cells.pop(); }\n\n if (cells.length > count) {\n cells.splice(count);\n } else {\n while (cells.length < count) cells.push('');\n }\n\n for (; i < cells.length; i++) {\n // leading or trailing whitespace is ignored per the gfm spec\n cells[i] = cells[i].trim().replace(/\\\\\\|/g, '|');\n }\n return cells;\n}\n\n/**\n * Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').\n * /c*$/ is vulnerable to REDOS.\n *\n * @param {string} str\n * @param {string} c\n * @param {boolean} invert Remove suffix of non-c chars instead. Default falsey.\n */\nfunction rtrim(str, c, invert) {\n const l = str.length;\n if (l === 0) {\n return '';\n }\n\n // Length of suffix matching the invert condition.\n let suffLen = 0;\n\n // Step left until we fail to match the invert condition.\n while (suffLen < l) {\n const currChar = str.charAt(l - suffLen - 1);\n if (currChar === c && !invert) {\n suffLen++;\n } else if (currChar !== c && invert) {\n suffLen++;\n } else {\n break;\n }\n }\n\n return str.slice(0, l - suffLen);\n}\n\nfunction findClosingBracket(str, b) {\n if (str.indexOf(b[1]) === -1) {\n return -1;\n }\n const l = str.length;\n let level = 0,\n i = 0;\n for (; i < l; i++) {\n if (str[i] === '\\\\') {\n i++;\n } else if (str[i] === b[0]) {\n level++;\n } else if (str[i] === b[1]) {\n level--;\n if (level < 0) {\n return i;\n }\n }\n }\n return -1;\n}\n\nfunction checkSanitizeDeprecation(opt) {\n if (opt && opt.sanitize && !opt.silent) {\n console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options');\n }\n}\n\n// copied from https://stackoverflow.com/a/5450113/806777\n/**\n * @param {string} pattern\n * @param {number} count\n */\nfunction repeatString(pattern, count) {\n if (count < 1) {\n return '';\n }\n let result = '';\n while (count > 1) {\n if (count & 1) {\n result += pattern;\n }\n count >>= 1;\n pattern += pattern;\n }\n return result + pattern;\n}\n\nfunction outputLink(cap, link, raw, lexer) {\n const href = link.href;\n const title = link.title ? escape(link.title) : null;\n const text = cap[1].replace(/\\\\([\\[\\]])/g, '$1');\n\n if (cap[0].charAt(0) !== '!') {\n lexer.state.inLink = true;\n const token = {\n type: 'link',\n raw,\n href,\n title,\n text,\n tokens: lexer.inlineTokens(text)\n };\n lexer.state.inLink = false;\n return token;\n }\n return {\n type: 'image',\n raw,\n href,\n title,\n text: escape(text)\n };\n}\n\nfunction indentCodeCompensation(raw, text) {\n const matchIndentToCode = raw.match(/^(\\s+)(?:```)/);\n\n if (matchIndentToCode === null) {\n return text;\n }\n\n const indentToCode = matchIndentToCode[1];\n\n return text\n .split('\\n')\n .map(node => {\n const matchIndentInNode = node.match(/^\\s+/);\n if (matchIndentInNode === null) {\n return node;\n }\n\n const [indentInNode] = matchIndentInNode;\n\n if (indentInNode.length >= indentToCode.length) {\n return node.slice(indentToCode.length);\n }\n\n return node;\n })\n .join('\\n');\n}\n\n/**\n * Tokenizer\n */\nclass Tokenizer {\n constructor(options) {\n this.options = options || defaults;\n }\n\n space(src) {\n const cap = this.rules.block.newline.exec(src);\n if (cap && cap[0].length > 0) {\n return {\n type: 'space',\n raw: cap[0]\n };\n }\n }\n\n code(src) {\n const cap = this.rules.block.code.exec(src);\n if (cap) {\n const text = cap[0].replace(/^ {1,4}/gm, '');\n return {\n type: 'code',\n raw: cap[0],\n codeBlockStyle: 'indented',\n text: !this.options.pedantic\n ? rtrim(text, '\\n')\n : text\n };\n }\n }\n\n fences(src) {\n const cap = this.rules.block.fences.exec(src);\n if (cap) {\n const raw = cap[0];\n const text = indentCodeCompensation(raw, cap[3] || '');\n\n return {\n type: 'code',\n raw,\n lang: cap[2] ? cap[2].trim().replace(this.rules.inline._escapes, '$1') : cap[2],\n text\n };\n }\n }\n\n heading(src) {\n const cap = this.rules.block.heading.exec(src);\n if (cap) {\n let text = cap[2].trim();\n\n // remove trailing #s\n if (/#$/.test(text)) {\n const trimmed = rtrim(text, '#');\n if (this.options.pedantic) {\n text = trimmed.trim();\n } else if (!trimmed || / $/.test(trimmed)) {\n // CommonMark requires space before trailing #s\n text = trimmed.trim();\n }\n }\n\n return {\n type: 'heading',\n raw: cap[0],\n depth: cap[1].length,\n text,\n tokens: this.lexer.inline(text)\n };\n }\n }\n\n hr(src) {\n const cap = this.rules.block.hr.exec(src);\n if (cap) {\n return {\n type: 'hr',\n raw: cap[0]\n };\n }\n }\n\n blockquote(src) {\n const cap = this.rules.block.blockquote.exec(src);\n if (cap) {\n const text = cap[0].replace(/^ *>[ \\t]?/gm, '');\n const top = this.lexer.state.top;\n this.lexer.state.top = true;\n const tokens = this.lexer.blockTokens(text);\n this.lexer.state.top = top;\n return {\n type: 'blockquote',\n raw: cap[0],\n tokens,\n text\n };\n }\n }\n\n list(src) {\n let cap = this.rules.block.list.exec(src);\n if (cap) {\n let raw, istask, ischecked, indent, i, blankLine, endsWithBlankLine,\n line, nextLine, rawLine, itemContents, endEarly;\n\n let bull = cap[1].trim();\n const isordered = bull.length > 1;\n\n const list = {\n type: 'list',\n raw: '',\n ordered: isordered,\n start: isordered ? +bull.slice(0, -1) : '',\n loose: false,\n items: []\n };\n\n bull = isordered ? `\\\\d{1,9}\\\\${bull.slice(-1)}` : `\\\\${bull}`;\n\n if (this.options.pedantic) {\n bull = isordered ? bull : '[*+-]';\n }\n\n // Get next list item\n const itemRegex = new RegExp(`^( {0,3}${bull})((?:[\\t ][^\\\\n]*)?(?:\\\\n|$))`);\n\n // Check if current bullet point can start a new List Item\n while (src) {\n endEarly = false;\n if (!(cap = itemRegex.exec(src))) {\n break;\n }\n\n if (this.rules.block.hr.test(src)) { // End list if bullet was actually HR (possibly move into itemRegex?)\n break;\n }\n\n raw = cap[0];\n src = src.substring(raw.length);\n\n line = cap[2].split('\\n', 1)[0].replace(/^\\t+/, (t) => ' '.repeat(3 * t.length));\n nextLine = src.split('\\n', 1)[0];\n\n if (this.options.pedantic) {\n indent = 2;\n itemContents = line.trimLeft();\n } else {\n indent = cap[2].search(/[^ ]/); // Find first non-space char\n indent = indent > 4 ? 1 : indent; // Treat indented code blocks (> 4 spaces) as having only 1 indent\n itemContents = line.slice(indent);\n indent += cap[1].length;\n }\n\n blankLine = false;\n\n if (!line && /^ *$/.test(nextLine)) { // Items begin with at most one blank line\n raw += nextLine + '\\n';\n src = src.substring(nextLine.length + 1);\n endEarly = true;\n }\n\n if (!endEarly) {\n const nextBulletRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:[*+-]|\\\\d{1,9}[.)])((?:[ \\t][^\\\\n]*)?(?:\\\\n|$))`);\n const hrRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}((?:- *){3,}|(?:_ *){3,}|(?:\\\\* *){3,})(?:\\\\n+|$)`);\n const fencesBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:\\`\\`\\`|~~~)`);\n const headingBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}#`);\n\n // Check if following lines should be included in List Item\n while (src) {\n rawLine = src.split('\\n', 1)[0];\n nextLine = rawLine;\n\n // Re-align to follow commonmark nesting rules\n if (this.options.pedantic) {\n nextLine = nextLine.replace(/^ {1,4}(?=( {4})*[^ ])/g, ' ');\n }\n\n // End list item if found code fences\n if (fencesBeginRegex.test(nextLine)) {\n break;\n }\n\n // End list item if found start of new heading\n if (headingBeginRegex.test(nextLine)) {\n break;\n }\n\n // End list item if found start of new bullet\n if (nextBulletRegex.test(nextLine)) {\n break;\n }\n\n // Horizontal rule found\n if (hrRegex.test(src)) {\n break;\n }\n\n if (nextLine.search(/[^ ]/) >= indent || !nextLine.trim()) { // Dedent if possible\n itemContents += '\\n' + nextLine.slice(indent);\n } else {\n // not enough indentation\n if (blankLine) {\n break;\n }\n\n // paragraph continuation unless last line was a different block level element\n if (line.search(/[^ ]/) >= 4) { // indented code block\n break;\n }\n if (fencesBeginRegex.test(line)) {\n break;\n }\n if (headingBeginRegex.test(line)) {\n break;\n }\n if (hrRegex.test(line)) {\n break;\n }\n\n itemContents += '\\n' + nextLine;\n }\n\n if (!blankLine && !nextLine.trim()) { // Check if current line is blank\n blankLine = true;\n }\n\n raw += rawLine + '\\n';\n src = src.substring(rawLine.length + 1);\n line = nextLine.slice(indent);\n }\n }\n\n if (!list.loose) {\n // If the previous item ended with a blank line, the list is loose\n if (endsWithBlankLine) {\n list.loose = true;\n } else if (/\\n *\\n *$/.test(raw)) {\n endsWithBlankLine = true;\n }\n }\n\n // Check for task list items\n if (this.options.gfm) {\n istask = /^\\[[ xX]\\] /.exec(itemContents);\n if (istask) {\n ischecked = istask[0] !== '[ ] ';\n itemContents = itemContents.replace(/^\\[[ xX]\\] +/, '');\n }\n }\n\n list.items.push({\n type: 'list_item',\n raw,\n task: !!istask,\n checked: ischecked,\n loose: false,\n text: itemContents\n });\n\n list.raw += raw;\n }\n\n // Do not consume newlines at end of final item. Alternatively, make itemRegex *start* with any newlines to simplify/speed up endsWithBlankLine logic\n list.items[list.items.length - 1].raw = raw.trimRight();\n list.items[list.items.length - 1].text = itemContents.trimRight();\n list.raw = list.raw.trimRight();\n\n const l = list.items.length;\n\n // Item child tokens handled here at end because we needed to have the final item to trim it first\n for (i = 0; i < l; i++) {\n this.lexer.state.top = false;\n list.items[i].tokens = this.lexer.blockTokens(list.items[i].text, []);\n\n if (!list.loose) {\n // Check if list should be loose\n const spacers = list.items[i].tokens.filter(t => t.type === 'space');\n const hasMultipleLineBreaks = spacers.length > 0 && spacers.some(t => /\\n.*\\n/.test(t.raw));\n\n list.loose = hasMultipleLineBreaks;\n }\n }\n\n // Set all items to loose if list is loose\n if (list.loose) {\n for (i = 0; i < l; i++) {\n list.items[i].loose = true;\n }\n }\n\n return list;\n }\n }\n\n html(src) {\n const cap = this.rules.block.html.exec(src);\n if (cap) {\n const token = {\n type: 'html',\n raw: cap[0],\n pre: !this.options.sanitizer\n && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),\n text: cap[0]\n };\n if (this.options.sanitize) {\n const text = this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]);\n token.type = 'paragraph';\n token.text = text;\n token.tokens = this.lexer.inline(text);\n }\n return token;\n }\n }\n\n def(src) {\n const cap = this.rules.block.def.exec(src);\n if (cap) {\n const tag = cap[1].toLowerCase().replace(/\\s+/g, ' ');\n const href = cap[2] ? cap[2].replace(/^<(.*)>$/, '$1').replace(this.rules.inline._escapes, '$1') : '';\n const title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline._escapes, '$1') : cap[3];\n return {\n type: 'def',\n tag,\n raw: cap[0],\n href,\n title\n };\n }\n }\n\n table(src) {\n const cap = this.rules.block.table.exec(src);\n if (cap) {\n const item = {\n type: 'table',\n header: splitCells(cap[1]).map(c => { return { text: c }; }),\n align: cap[2].replace(/^ *|\\| *$/g, '').split(/ *\\| */),\n rows: cap[3] && cap[3].trim() ? cap[3].replace(/\\n[ \\t]*$/, '').split('\\n') : []\n };\n\n if (item.header.length === item.align.length) {\n item.raw = cap[0];\n\n let l = item.align.length;\n let i, j, k, row;\n for (i = 0; i < l; i++) {\n if (/^ *-+: *$/.test(item.align[i])) {\n item.align[i] = 'right';\n } else if (/^ *:-+: *$/.test(item.align[i])) {\n item.align[i] = 'center';\n } else if (/^ *:-+ *$/.test(item.align[i])) {\n item.align[i] = 'left';\n } else {\n item.align[i] = null;\n }\n }\n\n l = item.rows.length;\n for (i = 0; i < l; i++) {\n item.rows[i] = splitCells(item.rows[i], item.header.length).map(c => { return { text: c }; });\n }\n\n // parse child tokens inside headers and cells\n\n // header child tokens\n l = item.header.length;\n for (j = 0; j < l; j++) {\n item.header[j].tokens = this.lexer.inline(item.header[j].text);\n }\n\n // cell child tokens\n l = item.rows.length;\n for (j = 0; j < l; j++) {\n row = item.rows[j];\n for (k = 0; k < row.length; k++) {\n row[k].tokens = this.lexer.inline(row[k].text);\n }\n }\n\n return item;\n }\n }\n }\n\n lheading(src) {\n const cap = this.rules.block.lheading.exec(src);\n if (cap) {\n return {\n type: 'heading',\n raw: cap[0],\n depth: cap[2].charAt(0) === '=' ? 1 : 2,\n text: cap[1],\n tokens: this.lexer.inline(cap[1])\n };\n }\n }\n\n paragraph(src) {\n const cap = this.rules.block.paragraph.exec(src);\n if (cap) {\n const text = cap[1].charAt(cap[1].length - 1) === '\\n'\n ? cap[1].slice(0, -1)\n : cap[1];\n return {\n type: 'paragraph',\n raw: cap[0],\n text,\n tokens: this.lexer.inline(text)\n };\n }\n }\n\n text(src) {\n const cap = this.rules.block.text.exec(src);\n if (cap) {\n return {\n type: 'text',\n raw: cap[0],\n text: cap[0],\n tokens: this.lexer.inline(cap[0])\n };\n }\n }\n\n escape(src) {\n const cap = this.rules.inline.escape.exec(src);\n if (cap) {\n return {\n type: 'escape',\n raw: cap[0],\n text: escape(cap[1])\n };\n }\n }\n\n tag(src) {\n const cap = this.rules.inline.tag.exec(src);\n if (cap) {\n if (!this.lexer.state.inLink && /^/i.test(cap[0])) {\n this.lexer.state.inLink = false;\n }\n if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\\s|>)/i.test(cap[0])) {\n this.lexer.state.inRawBlock = true;\n } else if (this.lexer.state.inRawBlock && /^<\\/(pre|code|kbd|script)(\\s|>)/i.test(cap[0])) {\n this.lexer.state.inRawBlock = false;\n }\n\n return {\n type: this.options.sanitize\n ? 'text'\n : 'html',\n raw: cap[0],\n inLink: this.lexer.state.inLink,\n inRawBlock: this.lexer.state.inRawBlock,\n text: this.options.sanitize\n ? (this.options.sanitizer\n ? this.options.sanitizer(cap[0])\n : escape(cap[0]))\n : cap[0]\n };\n }\n }\n\n link(src) {\n const cap = this.rules.inline.link.exec(src);\n if (cap) {\n const trimmedUrl = cap[2].trim();\n if (!this.options.pedantic && /^$/.test(trimmedUrl))) {\n return;\n }\n\n // ending angle bracket cannot be escaped\n const rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\\\');\n if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) {\n return;\n }\n } else {\n // find closing parenthesis\n const lastParenIndex = findClosingBracket(cap[2], '()');\n if (lastParenIndex > -1) {\n const start = cap[0].indexOf('!') === 0 ? 5 : 4;\n const linkLen = start + cap[1].length + lastParenIndex;\n cap[2] = cap[2].substring(0, lastParenIndex);\n cap[0] = cap[0].substring(0, linkLen).trim();\n cap[3] = '';\n }\n }\n let href = cap[2];\n let title = '';\n if (this.options.pedantic) {\n // split pedantic href and title\n const link = /^([^'\"]*[^\\s])\\s+(['\"])(.*)\\2/.exec(href);\n\n if (link) {\n href = link[1];\n title = link[3];\n }\n } else {\n title = cap[3] ? cap[3].slice(1, -1) : '';\n }\n\n href = href.trim();\n if (/^$/.test(trimmedUrl))) {\n // pedantic allows starting angle bracket without ending angle bracket\n href = href.slice(1);\n } else {\n href = href.slice(1, -1);\n }\n }\n return outputLink(cap, {\n href: href ? href.replace(this.rules.inline._escapes, '$1') : href,\n title: title ? title.replace(this.rules.inline._escapes, '$1') : title\n }, cap[0], this.lexer);\n }\n }\n\n reflink(src, links) {\n let cap;\n if ((cap = this.rules.inline.reflink.exec(src))\n || (cap = this.rules.inline.nolink.exec(src))) {\n let link = (cap[2] || cap[1]).replace(/\\s+/g, ' ');\n link = links[link.toLowerCase()];\n if (!link) {\n const text = cap[0].charAt(0);\n return {\n type: 'text',\n raw: text,\n text\n };\n }\n return outputLink(cap, link, cap[0], this.lexer);\n }\n }\n\n emStrong(src, maskedSrc, prevChar = '') {\n let match = this.rules.inline.emStrong.lDelim.exec(src);\n if (!match) return;\n\n // _ can't be between two alphanumerics. \\p{L}\\p{N} includes non-english alphabet/numbers as well\n if (match[3] && prevChar.match(/[\\p{L}\\p{N}]/u)) return;\n\n const nextChar = match[1] || match[2] || '';\n\n if (!nextChar || (nextChar && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar)))) {\n const lLength = match[0].length - 1;\n let rDelim, rLength, delimTotal = lLength, midDelimTotal = 0;\n\n const endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd;\n endReg.lastIndex = 0;\n\n // Clip maskedSrc to same section of string as src (move to lexer?)\n maskedSrc = maskedSrc.slice(-1 * src.length + lLength);\n\n while ((match = endReg.exec(maskedSrc)) != null) {\n rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6];\n\n if (!rDelim) continue; // skip single * in __abc*abc__\n\n rLength = rDelim.length;\n\n if (match[3] || match[4]) { // found another Left Delim\n delimTotal += rLength;\n continue;\n } else if (match[5] || match[6]) { // either Left or Right Delim\n if (lLength % 3 && !((lLength + rLength) % 3)) {\n midDelimTotal += rLength;\n continue; // CommonMark Emphasis Rules 9-10\n }\n }\n\n delimTotal -= rLength;\n\n if (delimTotal > 0) continue; // Haven't found enough closing delimiters\n\n // Remove extra characters. *a*** -> *a*\n rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal);\n\n const raw = src.slice(0, lLength + match.index + (match[0].length - rDelim.length) + rLength);\n\n // Create `em` if smallest delimiter has odd char count. *a***\n if (Math.min(lLength, rLength) % 2) {\n const text = raw.slice(1, -1);\n return {\n type: 'em',\n raw,\n text,\n tokens: this.lexer.inlineTokens(text)\n };\n }\n\n // Create 'strong' if smallest delimiter has even char count. **a***\n const text = raw.slice(2, -2);\n return {\n type: 'strong',\n raw,\n text,\n tokens: this.lexer.inlineTokens(text)\n };\n }\n }\n }\n\n codespan(src) {\n const cap = this.rules.inline.code.exec(src);\n if (cap) {\n let text = cap[2].replace(/\\n/g, ' ');\n const hasNonSpaceChars = /[^ ]/.test(text);\n const hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text);\n if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) {\n text = text.substring(1, text.length - 1);\n }\n text = escape(text, true);\n return {\n type: 'codespan',\n raw: cap[0],\n text\n };\n }\n }\n\n br(src) {\n const cap = this.rules.inline.br.exec(src);\n if (cap) {\n return {\n type: 'br',\n raw: cap[0]\n };\n }\n }\n\n del(src) {\n const cap = this.rules.inline.del.exec(src);\n if (cap) {\n return {\n type: 'del',\n raw: cap[0],\n text: cap[2],\n tokens: this.lexer.inlineTokens(cap[2])\n };\n }\n }\n\n autolink(src, mangle) {\n const cap = this.rules.inline.autolink.exec(src);\n if (cap) {\n let text, href;\n if (cap[2] === '@') {\n text = escape(this.options.mangle ? mangle(cap[1]) : cap[1]);\n href = 'mailto:' + text;\n } else {\n text = escape(cap[1]);\n href = text;\n }\n\n return {\n type: 'link',\n raw: cap[0],\n text,\n href,\n tokens: [\n {\n type: 'text',\n raw: text,\n text\n }\n ]\n };\n }\n }\n\n url(src, mangle) {\n let cap;\n if (cap = this.rules.inline.url.exec(src)) {\n let text, href;\n if (cap[2] === '@') {\n text = escape(this.options.mangle ? mangle(cap[0]) : cap[0]);\n href = 'mailto:' + text;\n } else {\n // do extended autolink path validation\n let prevCapZero;\n do {\n prevCapZero = cap[0];\n cap[0] = this.rules.inline._backpedal.exec(cap[0])[0];\n } while (prevCapZero !== cap[0]);\n text = escape(cap[0]);\n if (cap[1] === 'www.') {\n href = 'http://' + cap[0];\n } else {\n href = cap[0];\n }\n }\n return {\n type: 'link',\n raw: cap[0],\n text,\n href,\n tokens: [\n {\n type: 'text',\n raw: text,\n text\n }\n ]\n };\n }\n }\n\n inlineText(src, smartypants) {\n const cap = this.rules.inline.text.exec(src);\n if (cap) {\n let text;\n if (this.lexer.state.inRawBlock) {\n text = this.options.sanitize ? (this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0])) : cap[0];\n } else {\n text = escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]);\n }\n return {\n type: 'text',\n raw: cap[0],\n text\n };\n }\n }\n}\n\n/**\n * Block-Level Grammar\n */\nconst block = {\n newline: /^(?: *(?:\\n|$))+/,\n code: /^( {4}[^\\n]+(?:\\n(?: *(?:\\n|$))*)?)+/,\n fences: /^ {0,3}(`{3,}(?=[^`\\n]*(?:\\n|$))|~{3,})([^\\n]*)(?:\\n|$)(?:|([\\s\\S]*?)(?:\\n|$))(?: {0,3}\\1[~`]* *(?=\\n|$)|$)/,\n hr: /^ {0,3}((?:-[\\t ]*){3,}|(?:_[ \\t]*){3,}|(?:\\*[ \\t]*){3,})(?:\\n+|$)/,\n heading: /^ {0,3}(#{1,6})(?=\\s|$)(.*)(?:\\n+|$)/,\n blockquote: /^( {0,3}> ?(paragraph|[^\\n]*)(?:\\n|$))+/,\n list: /^( {0,3}bull)([ \\t][^\\n]+?)?(?:\\n|$)/,\n html: '^ {0,3}(?:' // optional indentation\n + '<(script|pre|style|textarea)[\\\\s>][\\\\s\\\\S]*?(?:[^\\\\n]*\\\\n+|$)' // (1)\n + '|comment[^\\\\n]*(\\\\n+|$)' // (2)\n + '|<\\\\?[\\\\s\\\\S]*?(?:\\\\?>\\\\n*|$)' // (3)\n + '|\\\\n*|$)' // (4)\n + '|\\\\n*|$)' // (5)\n + '|)[\\\\s\\\\S]*?(?:(?:\\\\n *)+\\\\n|$)' // (6)\n + '|<(?!script|pre|style|textarea)([a-z][\\\\w-]*)(?:attribute)*? */?>(?=[ \\\\t]*(?:\\\\n|$))[\\\\s\\\\S]*?(?:(?:\\\\n *)+\\\\n|$)' // (7) open tag\n + '|(?=[ \\\\t]*(?:\\\\n|$))[\\\\s\\\\S]*?(?:(?:\\\\n *)+\\\\n|$)' // (7) closing tag\n + ')',\n def: /^ {0,3}\\[(label)\\]: *(?:\\n *)?([^<\\s][^\\s]*|<.*?>)(?:(?: +(?:\\n *)?| *\\n *)(title))? *(?:\\n+|$)/,\n table: noopTest,\n lheading: /^((?:.|\\n(?!\\n))+?)\\n {0,3}(=+|-+) *(?:\\n+|$)/,\n // regex template, placeholders will be replaced according to different paragraph\n // interruption rules of commonmark and the original markdown spec:\n _paragraph: /^([^\\n]+(?:\\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\\n)[^\\n]+)*)/,\n text: /^[^\\n]+/\n};\n\nblock._label = /(?!\\s*\\])(?:\\\\.|[^\\[\\]\\\\])+/;\nblock._title = /(?:\"(?:\\\\\"?|[^\"\\\\])*\"|'[^'\\n]*(?:\\n[^'\\n]+)*\\n?'|\\([^()]*\\))/;\nblock.def = edit(block.def)\n .replace('label', block._label)\n .replace('title', block._title)\n .getRegex();\n\nblock.bullet = /(?:[*+-]|\\d{1,9}[.)])/;\nblock.listItemStart = edit(/^( *)(bull) */)\n .replace('bull', block.bullet)\n .getRegex();\n\nblock.list = edit(block.list)\n .replace(/bull/g, block.bullet)\n .replace('hr', '\\\\n+(?=\\\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\\\* *){3,})(?:\\\\n+|$))')\n .replace('def', '\\\\n+(?=' + block.def.source + ')')\n .getRegex();\n\nblock._tag = 'address|article|aside|base|basefont|blockquote|body|caption'\n + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption'\n + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe'\n + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option'\n + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr'\n + '|track|ul';\nblock._comment = /|$)/;\nblock.html = edit(block.html, 'i')\n .replace('comment', block._comment)\n .replace('tag', block._tag)\n .replace('attribute', / +[a-zA-Z:_][\\w.:-]*(?: *= *\"[^\"\\n]*\"| *= *'[^'\\n]*'| *= *[^\\s\"'=<>`]+)?/)\n .getRegex();\n\nblock.paragraph = edit(block._paragraph)\n .replace('hr', block.hr)\n .replace('heading', ' {0,3}#{1,6} ')\n .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs\n .replace('|table', '')\n .replace('blockquote', ' {0,3}>')\n .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\\\n]*\\\\n)|~{3,})[^\\\\n]*\\\\n')\n .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt\n .replace('html', ')|<(?:script|pre|style|textarea|!--)')\n .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks\n .getRegex();\n\nblock.blockquote = edit(block.blockquote)\n .replace('paragraph', block.paragraph)\n .getRegex();\n\n/**\n * Normal Block Grammar\n */\n\nblock.normal = { ...block };\n\n/**\n * GFM Block Grammar\n */\n\nblock.gfm = {\n ...block.normal,\n table: '^ *([^\\\\n ].*\\\\|.*)\\\\n' // Header\n + ' {0,3}(?:\\\\| *)?(:?-+:? *(?:\\\\| *:?-+:? *)*)(?:\\\\| *)?' // Align\n + '(?:\\\\n((?:(?! *\\\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\\\n|$))*)\\\\n*|$)' // Cells\n};\n\nblock.gfm.table = edit(block.gfm.table)\n .replace('hr', block.hr)\n .replace('heading', ' {0,3}#{1,6} ')\n .replace('blockquote', ' {0,3}>')\n .replace('code', ' {4}[^\\\\n]')\n .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\\\n]*\\\\n)|~{3,})[^\\\\n]*\\\\n')\n .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt\n .replace('html', ')|<(?:script|pre|style|textarea|!--)')\n .replace('tag', block._tag) // tables can be interrupted by type (6) html blocks\n .getRegex();\n\nblock.gfm.paragraph = edit(block._paragraph)\n .replace('hr', block.hr)\n .replace('heading', ' {0,3}#{1,6} ')\n .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs\n .replace('table', block.gfm.table) // interrupt paragraphs with table\n .replace('blockquote', ' {0,3}>')\n .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\\\n]*\\\\n)|~{3,})[^\\\\n]*\\\\n')\n .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt\n .replace('html', ')|<(?:script|pre|style|textarea|!--)')\n .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks\n .getRegex();\n/**\n * Pedantic grammar (original John Gruber's loose markdown specification)\n */\n\nblock.pedantic = {\n ...block.normal,\n html: edit(\n '^ *(?:comment *(?:\\\\n|\\\\s*$)'\n + '|<(tag)[\\\\s\\\\S]+? *(?:\\\\n{2,}|\\\\s*$)' // closed tag\n + '|\\\\s]*)*?/?> *(?:\\\\n{2,}|\\\\s*$))')\n .replace('comment', block._comment)\n .replace(/tag/g, '(?!(?:'\n + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub'\n + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)'\n + '\\\\b)\\\\w+(?!:|[^\\\\w\\\\s@]*@)\\\\b')\n .getRegex(),\n def: /^ *\\[([^\\]]+)\\]: *]+)>?(?: +([\"(][^\\n]+[\")]))? *(?:\\n+|$)/,\n heading: /^(#{1,6})(.*)(?:\\n+|$)/,\n fences: noopTest, // fences not supported\n lheading: /^(.+?)\\n {0,3}(=+|-+) *(?:\\n+|$)/,\n paragraph: edit(block.normal._paragraph)\n .replace('hr', block.hr)\n .replace('heading', ' *#{1,6} *[^\\n]')\n .replace('lheading', block.lheading)\n .replace('blockquote', ' {0,3}>')\n .replace('|fences', '')\n .replace('|list', '')\n .replace('|html', '')\n .getRegex()\n};\n\n/**\n * Inline-Level Grammar\n */\nconst inline = {\n escape: /^\\\\([!\"#$%&'()*+,\\-./:;<=>?@\\[\\]\\\\^_`{|}~])/,\n autolink: /^<(scheme:[^\\s\\x00-\\x1f<>]*|email)>/,\n url: noopTest,\n tag: '^comment'\n + '|^' // self-closing tag\n + '|^<[a-zA-Z][\\\\w-]*(?:attribute)*?\\\\s*/?>' // open tag\n + '|^<\\\\?[\\\\s\\\\S]*?\\\\?>' // processing instruction, e.g. \n + '|^' // declaration, e.g. \n + '|^', // CDATA section\n link: /^!?\\[(label)\\]\\(\\s*(href)(?:\\s+(title))?\\s*\\)/,\n reflink: /^!?\\[(label)\\]\\[(ref)\\]/,\n nolink: /^!?\\[(ref)\\](?:\\[\\])?/,\n reflinkSearch: 'reflink|nolink(?!\\\\()',\n emStrong: {\n lDelim: /^(?:\\*+(?:([punct_])|[^\\s*]))|^_+(?:([punct*])|([^\\s_]))/,\n // (1) and (2) can only be a Right Delimiter. (3) and (4) can only be Left. (5) and (6) can be either Left or Right.\n // () Skip orphan inside strong () Consume to delim (1) #*** (2) a***#, a*** (3) #***a, ***a (4) ***# (5) #***# (6) a***a\n rDelimAst: /^(?:[^_*\\\\]|\\\\.)*?\\_\\_(?:[^_*\\\\]|\\\\.)*?\\*(?:[^_*\\\\]|\\\\.)*?(?=\\_\\_)|(?:[^*\\\\]|\\\\.)+(?=[^*])|[punct_](\\*+)(?=[\\s]|$)|(?:[^punct*_\\s\\\\]|\\\\.)(\\*+)(?=[punct_\\s]|$)|[punct_\\s](\\*+)(?=[^punct*_\\s])|[\\s](\\*+)(?=[punct_])|[punct_](\\*+)(?=[punct_])|(?:[^punct*_\\s\\\\]|\\\\.)(\\*+)(?=[^punct*_\\s])/,\n rDelimUnd: /^(?:[^_*\\\\]|\\\\.)*?\\*\\*(?:[^_*\\\\]|\\\\.)*?\\_(?:[^_*\\\\]|\\\\.)*?(?=\\*\\*)|(?:[^_\\\\]|\\\\.)+(?=[^_])|[punct*](\\_+)(?=[\\s]|$)|(?:[^punct*_\\s\\\\]|\\\\.)(\\_+)(?=[punct*\\s]|$)|[punct*\\s](\\_+)(?=[^punct*_\\s])|[\\s](\\_+)(?=[punct*])|[punct*](\\_+)(?=[punct*])/ // ^- Not allowed for _\n },\n code: /^(`+)([^`]|[^`][\\s\\S]*?[^`])\\1(?!`)/,\n br: /^( {2,}|\\\\)\\n(?!\\s*$)/,\n del: noopTest,\n text: /^(`+|[^`])(?:(?= {2,}\\n)|[\\s\\S]*?(?:(?=[\\\\?@\\\\[\\\\]`^{|}~';\ninline.punctuation = edit(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex();\n\n// sequences em should skip over [title](link), `code`, \ninline.blockSkip = /\\[[^\\]]*?\\]\\([^\\)]*?\\)|`[^`]*?`|<[^>]*?>/g;\n// lookbehind is not available on Safari as of version 16\n// inline.escapedEmSt = /(?<=(?:^|[^\\\\)(?:\\\\[^])*)\\\\[*_]/g;\ninline.escapedEmSt = /(?:^|[^\\\\])(?:\\\\\\\\)*\\\\[*_]/g;\n\ninline._comment = edit(block._comment).replace('(?:-->|$)', '-->').getRegex();\n\ninline.emStrong.lDelim = edit(inline.emStrong.lDelim)\n .replace(/punct/g, inline._punctuation)\n .getRegex();\n\ninline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst, 'g')\n .replace(/punct/g, inline._punctuation)\n .getRegex();\n\ninline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd, 'g')\n .replace(/punct/g, inline._punctuation)\n .getRegex();\n\ninline._escapes = /\\\\([!\"#$%&'()*+,\\-./:;<=>?@\\[\\]\\\\^_`{|}~])/g;\n\ninline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;\ninline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/;\ninline.autolink = edit(inline.autolink)\n .replace('scheme', inline._scheme)\n .replace('email', inline._email)\n .getRegex();\n\ninline._attribute = /\\s+[a-zA-Z:_][\\w.:-]*(?:\\s*=\\s*\"[^\"]*\"|\\s*=\\s*'[^']*'|\\s*=\\s*[^\\s\"'=<>`]+)?/;\n\ninline.tag = edit(inline.tag)\n .replace('comment', inline._comment)\n .replace('attribute', inline._attribute)\n .getRegex();\n\ninline._label = /(?:\\[(?:\\\\.|[^\\[\\]\\\\])*\\]|\\\\.|`[^`]*`|[^\\[\\]\\\\`])*?/;\ninline._href = /<(?:\\\\.|[^\\n<>\\\\])+>|[^\\s\\x00-\\x1f]*/;\ninline._title = /\"(?:\\\\\"?|[^\"\\\\])*\"|'(?:\\\\'?|[^'\\\\])*'|\\((?:\\\\\\)?|[^)\\\\])*\\)/;\n\ninline.link = edit(inline.link)\n .replace('label', inline._label)\n .replace('href', inline._href)\n .replace('title', inline._title)\n .getRegex();\n\ninline.reflink = edit(inline.reflink)\n .replace('label', inline._label)\n .replace('ref', block._label)\n .getRegex();\n\ninline.nolink = edit(inline.nolink)\n .replace('ref', block._label)\n .getRegex();\n\ninline.reflinkSearch = edit(inline.reflinkSearch, 'g')\n .replace('reflink', inline.reflink)\n .replace('nolink', inline.nolink)\n .getRegex();\n\n/**\n * Normal Inline Grammar\n */\n\ninline.normal = { ...inline };\n\n/**\n * Pedantic Inline Grammar\n */\n\ninline.pedantic = {\n ...inline.normal,\n strong: {\n start: /^__|\\*\\*/,\n middle: /^__(?=\\S)([\\s\\S]*?\\S)__(?!_)|^\\*\\*(?=\\S)([\\s\\S]*?\\S)\\*\\*(?!\\*)/,\n endAst: /\\*\\*(?!\\*)/g,\n endUnd: /__(?!_)/g\n },\n em: {\n start: /^_|\\*/,\n middle: /^()\\*(?=\\S)([\\s\\S]*?\\S)\\*(?!\\*)|^_(?=\\S)([\\s\\S]*?\\S)_(?!_)/,\n endAst: /\\*(?!\\*)/g,\n endUnd: /_(?!_)/g\n },\n link: edit(/^!?\\[(label)\\]\\((.*?)\\)/)\n .replace('label', inline._label)\n .getRegex(),\n reflink: edit(/^!?\\[(label)\\]\\s*\\[([^\\]]*)\\]/)\n .replace('label', inline._label)\n .getRegex()\n};\n\n/**\n * GFM Inline Grammar\n */\n\ninline.gfm = {\n ...inline.normal,\n escape: edit(inline.escape).replace('])', '~|])').getRegex(),\n _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,\n url: /^((?:ftp|https?):\\/\\/|www\\.)(?:[a-zA-Z0-9\\-]+\\.?)+[^\\s<]*|^email/,\n _backpedal: /(?:[^?!.,:;*_'\"~()&]+|\\([^)]*\\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'\"~)]+(?!$))+/,\n del: /^(~~?)(?=[^\\s~])([\\s\\S]*?[^\\s~])\\1(?=[^~]|$)/,\n text: /^([`~]+|[^`~])(?:(?= {2,}\\n)|(?=[a-zA-Z0-9.!#$%&'*+\\/=?_`{\\|}~-]+@)|[\\s\\S]*?(?:(?=[\\\\ 0.5) {\n ch = 'x' + ch.toString(16);\n }\n out += '&#' + ch + ';';\n }\n\n return out;\n}\n\n/**\n * Block Lexer\n */\nclass Lexer {\n constructor(options) {\n this.tokens = [];\n this.tokens.links = Object.create(null);\n this.options = options || defaults;\n this.options.tokenizer = this.options.tokenizer || new Tokenizer();\n this.tokenizer = this.options.tokenizer;\n this.tokenizer.options = this.options;\n this.tokenizer.lexer = this;\n this.inlineQueue = [];\n this.state = {\n inLink: false,\n inRawBlock: false,\n top: true\n };\n\n const rules = {\n block: block.normal,\n inline: inline.normal\n };\n\n if (this.options.pedantic) {\n rules.block = block.pedantic;\n rules.inline = inline.pedantic;\n } else if (this.options.gfm) {\n rules.block = block.gfm;\n if (this.options.breaks) {\n rules.inline = inline.breaks;\n } else {\n rules.inline = inline.gfm;\n }\n }\n this.tokenizer.rules = rules;\n }\n\n /**\n * Expose Rules\n */\n static get rules() {\n return {\n block,\n inline\n };\n }\n\n /**\n * Static Lex Method\n */\n static lex(src, options) {\n const lexer = new Lexer(options);\n return lexer.lex(src);\n }\n\n /**\n * Static Lex Inline Method\n */\n static lexInline(src, options) {\n const lexer = new Lexer(options);\n return lexer.inlineTokens(src);\n }\n\n /**\n * Preprocessing\n */\n lex(src) {\n src = src\n .replace(/\\r\\n|\\r/g, '\\n');\n\n this.blockTokens(src, this.tokens);\n\n let next;\n while (next = this.inlineQueue.shift()) {\n this.inlineTokens(next.src, next.tokens);\n }\n\n return this.tokens;\n }\n\n /**\n * Lexing\n */\n blockTokens(src, tokens = []) {\n if (this.options.pedantic) {\n src = src.replace(/\\t/g, ' ').replace(/^ +$/gm, '');\n } else {\n src = src.replace(/^( *)(\\t+)/gm, (_, leading, tabs) => {\n return leading + ' '.repeat(tabs.length);\n });\n }\n\n let token, lastToken, cutSrc, lastParagraphClipped;\n\n while (src) {\n if (this.options.extensions\n && this.options.extensions.block\n && this.options.extensions.block.some((extTokenizer) => {\n if (token = extTokenizer.call({ lexer: this }, src, tokens)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n return true;\n }\n return false;\n })) {\n continue;\n }\n\n // newline\n if (token = this.tokenizer.space(src)) {\n src = src.substring(token.raw.length);\n if (token.raw.length === 1 && tokens.length > 0) {\n // if there's a single \\n as a spacer, it's terminating the last line,\n // so move it there so that we don't get unecessary paragraph tags\n tokens[tokens.length - 1].raw += '\\n';\n } else {\n tokens.push(token);\n }\n continue;\n }\n\n // code\n if (token = this.tokenizer.code(src)) {\n src = src.substring(token.raw.length);\n lastToken = tokens[tokens.length - 1];\n // An indented code block cannot interrupt a paragraph.\n if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) {\n lastToken.raw += '\\n' + token.raw;\n lastToken.text += '\\n' + token.text;\n this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;\n } else {\n tokens.push(token);\n }\n continue;\n }\n\n // fences\n if (token = this.tokenizer.fences(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // heading\n if (token = this.tokenizer.heading(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // hr\n if (token = this.tokenizer.hr(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // blockquote\n if (token = this.tokenizer.blockquote(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // list\n if (token = this.tokenizer.list(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // html\n if (token = this.tokenizer.html(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // def\n if (token = this.tokenizer.def(src)) {\n src = src.substring(token.raw.length);\n lastToken = tokens[tokens.length - 1];\n if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) {\n lastToken.raw += '\\n' + token.raw;\n lastToken.text += '\\n' + token.raw;\n this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;\n } else if (!this.tokens.links[token.tag]) {\n this.tokens.links[token.tag] = {\n href: token.href,\n title: token.title\n };\n }\n continue;\n }\n\n // table (gfm)\n if (token = this.tokenizer.table(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // lheading\n if (token = this.tokenizer.lheading(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // top-level paragraph\n // prevent paragraph consuming extensions by clipping 'src' to extension start\n cutSrc = src;\n if (this.options.extensions && this.options.extensions.startBlock) {\n let startIndex = Infinity;\n const tempSrc = src.slice(1);\n let tempStart;\n this.options.extensions.startBlock.forEach(function(getStartIndex) {\n tempStart = getStartIndex.call({ lexer: this }, tempSrc);\n if (typeof tempStart === 'number' && tempStart >= 0) { startIndex = Math.min(startIndex, tempStart); }\n });\n if (startIndex < Infinity && startIndex >= 0) {\n cutSrc = src.substring(0, startIndex + 1);\n }\n }\n if (this.state.top && (token = this.tokenizer.paragraph(cutSrc))) {\n lastToken = tokens[tokens.length - 1];\n if (lastParagraphClipped && lastToken.type === 'paragraph') {\n lastToken.raw += '\\n' + token.raw;\n lastToken.text += '\\n' + token.text;\n this.inlineQueue.pop();\n this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;\n } else {\n tokens.push(token);\n }\n lastParagraphClipped = (cutSrc.length !== src.length);\n src = src.substring(token.raw.length);\n continue;\n }\n\n // text\n if (token = this.tokenizer.text(src)) {\n src = src.substring(token.raw.length);\n lastToken = tokens[tokens.length - 1];\n if (lastToken && lastToken.type === 'text') {\n lastToken.raw += '\\n' + token.raw;\n lastToken.text += '\\n' + token.text;\n this.inlineQueue.pop();\n this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;\n } else {\n tokens.push(token);\n }\n continue;\n }\n\n if (src) {\n const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);\n if (this.options.silent) {\n console.error(errMsg);\n break;\n } else {\n throw new Error(errMsg);\n }\n }\n }\n\n this.state.top = true;\n return tokens;\n }\n\n inline(src, tokens = []) {\n this.inlineQueue.push({ src, tokens });\n return tokens;\n }\n\n /**\n * Lexing/Compiling\n */\n inlineTokens(src, tokens = []) {\n let token, lastToken, cutSrc;\n\n // String with links masked to avoid interference with em and strong\n let maskedSrc = src;\n let match;\n let keepPrevChar, prevChar;\n\n // Mask out reflinks\n if (this.tokens.links) {\n const links = Object.keys(this.tokens.links);\n if (links.length > 0) {\n while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) {\n if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) {\n maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex);\n }\n }\n }\n }\n // Mask out other blocks\n while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) {\n maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);\n }\n\n // Mask out escaped em & strong delimiters\n while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) {\n maskedSrc = maskedSrc.slice(0, match.index + match[0].length - 2) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex);\n this.tokenizer.rules.inline.escapedEmSt.lastIndex--;\n }\n\n while (src) {\n if (!keepPrevChar) {\n prevChar = '';\n }\n keepPrevChar = false;\n\n // extensions\n if (this.options.extensions\n && this.options.extensions.inline\n && this.options.extensions.inline.some((extTokenizer) => {\n if (token = extTokenizer.call({ lexer: this }, src, tokens)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n return true;\n }\n return false;\n })) {\n continue;\n }\n\n // escape\n if (token = this.tokenizer.escape(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // tag\n if (token = this.tokenizer.tag(src)) {\n src = src.substring(token.raw.length);\n lastToken = tokens[tokens.length - 1];\n if (lastToken && token.type === 'text' && lastToken.type === 'text') {\n lastToken.raw += token.raw;\n lastToken.text += token.text;\n } else {\n tokens.push(token);\n }\n continue;\n }\n\n // link\n if (token = this.tokenizer.link(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // reflink, nolink\n if (token = this.tokenizer.reflink(src, this.tokens.links)) {\n src = src.substring(token.raw.length);\n lastToken = tokens[tokens.length - 1];\n if (lastToken && token.type === 'text' && lastToken.type === 'text') {\n lastToken.raw += token.raw;\n lastToken.text += token.text;\n } else {\n tokens.push(token);\n }\n continue;\n }\n\n // em & strong\n if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // code\n if (token = this.tokenizer.codespan(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // br\n if (token = this.tokenizer.br(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // del (gfm)\n if (token = this.tokenizer.del(src)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // autolink\n if (token = this.tokenizer.autolink(src, mangle)) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // url (gfm)\n if (!this.state.inLink && (token = this.tokenizer.url(src, mangle))) {\n src = src.substring(token.raw.length);\n tokens.push(token);\n continue;\n }\n\n // text\n // prevent inlineText consuming extensions by clipping 'src' to extension start\n cutSrc = src;\n if (this.options.extensions && this.options.extensions.startInline) {\n let startIndex = Infinity;\n const tempSrc = src.slice(1);\n let tempStart;\n this.options.extensions.startInline.forEach(function(getStartIndex) {\n tempStart = getStartIndex.call({ lexer: this }, tempSrc);\n if (typeof tempStart === 'number' && tempStart >= 0) { startIndex = Math.min(startIndex, tempStart); }\n });\n if (startIndex < Infinity && startIndex >= 0) {\n cutSrc = src.substring(0, startIndex + 1);\n }\n }\n if (token = this.tokenizer.inlineText(cutSrc, smartypants)) {\n src = src.substring(token.raw.length);\n if (token.raw.slice(-1) !== '_') { // Track prevChar before string of ____ started\n prevChar = token.raw.slice(-1);\n }\n keepPrevChar = true;\n lastToken = tokens[tokens.length - 1];\n if (lastToken && lastToken.type === 'text') {\n lastToken.raw += token.raw;\n lastToken.text += token.text;\n } else {\n tokens.push(token);\n }\n continue;\n }\n\n if (src) {\n const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);\n if (this.options.silent) {\n console.error(errMsg);\n break;\n } else {\n throw new Error(errMsg);\n }\n }\n }\n\n return tokens;\n }\n}\n\n/**\n * Renderer\n */\nclass Renderer {\n constructor(options) {\n this.options = options || defaults;\n }\n\n code(code, infostring, escaped) {\n const lang = (infostring || '').match(/\\S*/)[0];\n if (this.options.highlight) {\n const out = this.options.highlight(code, lang);\n if (out != null && out !== code) {\n escaped = true;\n code = out;\n }\n }\n\n code = code.replace(/\\n$/, '') + '\\n';\n\n if (!lang) {\n return '
    '\n        + (escaped ? code : escape(code, true))\n        + '
    \\n';\n }\n\n return '
    '\n      + (escaped ? code : escape(code, true))\n      + '
    \\n';\n }\n\n /**\n * @param {string} quote\n */\n blockquote(quote) {\n return `
    \\n${quote}
    \\n`;\n }\n\n html(html) {\n return html;\n }\n\n /**\n * @param {string} text\n * @param {string} level\n * @param {string} raw\n * @param {any} slugger\n */\n heading(text, level, raw, slugger) {\n if (this.options.headerIds) {\n const id = this.options.headerPrefix + slugger.slug(raw);\n return `${text}\\n`;\n }\n\n // ignore IDs\n return `${text}\\n`;\n }\n\n hr() {\n return this.options.xhtml ? '
    \\n' : '
    \\n';\n }\n\n list(body, ordered, start) {\n const type = ordered ? 'ol' : 'ul',\n startatt = (ordered && start !== 1) ? (' start=\"' + start + '\"') : '';\n return '<' + type + startatt + '>\\n' + body + '\\n';\n }\n\n /**\n * @param {string} text\n */\n listitem(text) {\n return `
  • ${text}
    • \\n`;\n }\n\n checkbox(checked) {\n return ' ';\n }\n\n /**\n * @param {string} text\n */\n paragraph(text) {\n return `

    ${text}

    \\n`;\n }\n\n /**\n * @param {string} header\n * @param {string} body\n */\n table(header, body) {\n if (body) body = `${body}`;\n\n return '\\n'\n + '\\n'\n + header\n + '\\n'\n + body\n + '
    \\n';\n }\n\n /**\n * @param {string} content\n */\n tablerow(content) {\n return `\\n${content}\\n`;\n }\n\n tablecell(content, flags) {\n const type = flags.header ? 'th' : 'td';\n const tag = flags.align\n ? `<${type} align=\"${flags.align}\">`\n : `<${type}>`;\n return tag + content + `\\n`;\n }\n\n /**\n * span level renderer\n * @param {string} text\n */\n strong(text) {\n return `${text}`;\n }\n\n /**\n * @param {string} text\n */\n em(text) {\n return `${text}`;\n }\n\n /**\n * @param {string} text\n */\n codespan(text) {\n return `${text}`;\n }\n\n br() {\n return this.options.xhtml ? '
    ' : '
    ';\n }\n\n /**\n * @param {string} text\n */\n del(text) {\n return `${text}`;\n }\n\n /**\n * @param {string} href\n * @param {string} title\n * @param {string} text\n */\n link(href, title, text) {\n href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);\n if (href === null) {\n return text;\n }\n let out = '    ';\n return out;\n }\n\n /**\n * @param {string} href\n * @param {string} title\n * @param {string} text\n */\n image(href, title, text) {\n href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);\n if (href === null) {\n return text;\n }\n\n let out = `\"${text}\"`;\n' : '>';\n return out;\n }\n\n text(text) {\n return text;\n }\n}\n\n/**\n * TextRenderer\n * returns only the textual part of the token\n */\nclass TextRenderer {\n // no need for block level renderers\n strong(text) {\n return text;\n }\n\n em(text) {\n return text;\n }\n\n codespan(text) {\n return text;\n }\n\n del(text) {\n return text;\n }\n\n html(text) {\n return text;\n }\n\n text(text) {\n return text;\n }\n\n link(href, title, text) {\n return '' + text;\n }\n\n image(href, title, text) {\n return '' + text;\n }\n\n br() {\n return '';\n }\n}\n\n/**\n * Slugger generates header id\n */\nclass Slugger {\n constructor() {\n this.seen = {};\n }\n\n /**\n * @param {string} value\n */\n serialize(value) {\n return value\n .toLowerCase()\n .trim()\n // remove html tags\n .replace(/<[!\\/a-z].*?>/ig, '')\n // remove unwanted chars\n .replace(/[\\u2000-\\u206F\\u2E00-\\u2E7F\\\\'!\"#$%&()*+,./:;<=>?@[\\]^`{|}~]/g, '')\n .replace(/\\s/g, '-');\n }\n\n /**\n * Finds the next safe (unique) slug to use\n * @param {string} originalSlug\n * @param {boolean} isDryRun\n */\n getNextSafeSlug(originalSlug, isDryRun) {\n let slug = originalSlug;\n let occurenceAccumulator = 0;\n if (this.seen.hasOwnProperty(slug)) {\n occurenceAccumulator = this.seen[originalSlug];\n do {\n occurenceAccumulator++;\n slug = originalSlug + '-' + occurenceAccumulator;\n } while (this.seen.hasOwnProperty(slug));\n }\n if (!isDryRun) {\n this.seen[originalSlug] = occurenceAccumulator;\n this.seen[slug] = 0;\n }\n return slug;\n }\n\n /**\n * Convert string to unique id\n * @param {object} [options]\n * @param {boolean} [options.dryrun] Generates the next unique slug without\n * updating the internal accumulator.\n */\n slug(value, options = {}) {\n const slug = this.serialize(value);\n return this.getNextSafeSlug(slug, options.dryrun);\n }\n}\n\n/**\n * Parsing & Compiling\n */\nclass Parser {\n constructor(options) {\n this.options = options || defaults;\n this.options.renderer = this.options.renderer || new Renderer();\n this.renderer = this.options.renderer;\n this.renderer.options = this.options;\n this.textRenderer = new TextRenderer();\n this.slugger = new Slugger();\n }\n\n /**\n * Static Parse Method\n */\n static parse(tokens, options) {\n const parser = new Parser(options);\n return parser.parse(tokens);\n }\n\n /**\n * Static Parse Inline Method\n */\n static parseInline(tokens, options) {\n const parser = new Parser(options);\n return parser.parseInline(tokens);\n }\n\n /**\n * Parse Loop\n */\n parse(tokens, top = true) {\n let out = '',\n i,\n j,\n k,\n l2,\n l3,\n row,\n cell,\n header,\n body,\n token,\n ordered,\n start,\n loose,\n itemBody,\n item,\n checked,\n task,\n checkbox,\n ret;\n\n const l = tokens.length;\n for (i = 0; i < l; i++) {\n token = tokens[i];\n\n // Run any renderer extensions\n if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) {\n ret = this.options.extensions.renderers[token.type].call({ parser: this }, token);\n if (ret !== false || !['space', 'hr', 'heading', 'code', 'table', 'blockquote', 'list', 'html', 'paragraph', 'text'].includes(token.type)) {\n out += ret || '';\n continue;\n }\n }\n\n switch (token.type) {\n case 'space': {\n continue;\n }\n case 'hr': {\n out += this.renderer.hr();\n continue;\n }\n case 'heading': {\n out += this.renderer.heading(\n this.parseInline(token.tokens),\n token.depth,\n unescape(this.parseInline(token.tokens, this.textRenderer)),\n this.slugger);\n continue;\n }\n case 'code': {\n out += this.renderer.code(token.text,\n token.lang,\n token.escaped);\n continue;\n }\n case 'table': {\n header = '';\n\n // header\n cell = '';\n l2 = token.header.length;\n for (j = 0; j < l2; j++) {\n cell += this.renderer.tablecell(\n this.parseInline(token.header[j].tokens),\n { header: true, align: token.align[j] }\n );\n }\n header += this.renderer.tablerow(cell);\n\n body = '';\n l2 = token.rows.length;\n for (j = 0; j < l2; j++) {\n row = token.rows[j];\n\n cell = '';\n l3 = row.length;\n for (k = 0; k < l3; k++) {\n cell += this.renderer.tablecell(\n this.parseInline(row[k].tokens),\n { header: false, align: token.align[k] }\n );\n }\n\n body += this.renderer.tablerow(cell);\n }\n out += this.renderer.table(header, body);\n continue;\n }\n case 'blockquote': {\n body = this.parse(token.tokens);\n out += this.renderer.blockquote(body);\n continue;\n }\n case 'list': {\n ordered = token.ordered;\n start = token.start;\n loose = token.loose;\n l2 = token.items.length;\n\n body = '';\n for (j = 0; j < l2; j++) {\n item = token.items[j];\n checked = item.checked;\n task = item.task;\n\n itemBody = '';\n if (item.task) {\n checkbox = this.renderer.checkbox(checked);\n if (loose) {\n if (item.tokens.length > 0 && item.tokens[0].type === 'paragraph') {\n item.tokens[0].text = checkbox + ' ' + item.tokens[0].text;\n if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') {\n item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text;\n }\n } else {\n item.tokens.unshift({\n type: 'text',\n text: checkbox\n });\n }\n } else {\n itemBody += checkbox;\n }\n }\n\n itemBody += this.parse(item.tokens, loose);\n body += this.renderer.listitem(itemBody, task, checked);\n }\n\n out += this.renderer.list(body, ordered, start);\n continue;\n }\n case 'html': {\n // TODO parse inline content if parameter markdown=1\n out += this.renderer.html(token.text);\n continue;\n }\n case 'paragraph': {\n out += this.renderer.paragraph(this.parseInline(token.tokens));\n continue;\n }\n case 'text': {\n body = token.tokens ? this.parseInline(token.tokens) : token.text;\n while (i + 1 < l && tokens[i + 1].type === 'text') {\n token = tokens[++i];\n body += '\\n' + (token.tokens ? this.parseInline(token.tokens) : token.text);\n }\n out += top ? this.renderer.paragraph(body) : body;\n continue;\n }\n\n default: {\n const errMsg = 'Token with \"' + token.type + '\" type was not found.';\n if (this.options.silent) {\n console.error(errMsg);\n return;\n } else {\n throw new Error(errMsg);\n }\n }\n }\n }\n\n return out;\n }\n\n /**\n * Parse Inline Tokens\n */\n parseInline(tokens, renderer) {\n renderer = renderer || this.renderer;\n let out = '',\n i,\n token,\n ret;\n\n const l = tokens.length;\n for (i = 0; i < l; i++) {\n token = tokens[i];\n\n // Run any renderer extensions\n if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) {\n ret = this.options.extensions.renderers[token.type].call({ parser: this }, token);\n if (ret !== false || !['escape', 'html', 'link', 'image', 'strong', 'em', 'codespan', 'br', 'del', 'text'].includes(token.type)) {\n out += ret || '';\n continue;\n }\n }\n\n switch (token.type) {\n case 'escape': {\n out += renderer.text(token.text);\n break;\n }\n case 'html': {\n out += renderer.html(token.text);\n break;\n }\n case 'link': {\n out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer));\n break;\n }\n case 'image': {\n out += renderer.image(token.href, token.title, token.text);\n break;\n }\n case 'strong': {\n out += renderer.strong(this.parseInline(token.tokens, renderer));\n break;\n }\n case 'em': {\n out += renderer.em(this.parseInline(token.tokens, renderer));\n break;\n }\n case 'codespan': {\n out += renderer.codespan(token.text);\n break;\n }\n case 'br': {\n out += renderer.br();\n break;\n }\n case 'del': {\n out += renderer.del(this.parseInline(token.tokens, renderer));\n break;\n }\n case 'text': {\n out += renderer.text(token.text);\n break;\n }\n default: {\n const errMsg = 'Token with \"' + token.type + '\" type was not found.';\n if (this.options.silent) {\n console.error(errMsg);\n return;\n } else {\n throw new Error(errMsg);\n }\n }\n }\n }\n return out;\n }\n}\n\nclass Hooks {\n constructor(options) {\n this.options = options || defaults;\n }\n\n static passThroughHooks = new Set([\n 'preprocess',\n 'postprocess'\n ]);\n\n /**\n * Process markdown before marked\n */\n preprocess(markdown) {\n return markdown;\n }\n\n /**\n * Process HTML after marked is finished\n */\n postprocess(html) {\n return html;\n }\n}\n\nfunction onError(silent, async, callback) {\n return (e) => {\n e.message += '\\nPlease report this to https://github.com/markedjs/marked.';\n\n if (silent) {\n const msg = '

    An error occurred:

    '\n        + escape(e.message + '', true)\n        + '
    ';\n if (async) {\n return Promise.resolve(msg);\n }\n if (callback) {\n callback(null, msg);\n return;\n }\n return msg;\n }\n\n if (async) {\n return Promise.reject(e);\n }\n if (callback) {\n callback(e);\n return;\n }\n throw e;\n };\n}\n\nfunction parseMarkdown(lexer, parser) {\n return (src, opt, callback) => {\n if (typeof opt === 'function') {\n callback = opt;\n opt = null;\n }\n\n const origOpt = { ...opt };\n opt = { ...marked.defaults, ...origOpt };\n const throwError = onError(opt.silent, opt.async, callback);\n\n // throw error in case of non string input\n if (typeof src === 'undefined' || src === null) {\n return throwError(new Error('marked(): input parameter is undefined or null'));\n }\n if (typeof src !== 'string') {\n return throwError(new Error('marked(): input parameter is of type '\n + Object.prototype.toString.call(src) + ', string expected'));\n }\n\n checkSanitizeDeprecation(opt);\n\n if (opt.hooks) {\n opt.hooks.options = opt;\n }\n\n if (callback) {\n const highlight = opt.highlight;\n let tokens;\n\n try {\n if (opt.hooks) {\n src = opt.hooks.preprocess(src);\n }\n tokens = lexer(src, opt);\n } catch (e) {\n return throwError(e);\n }\n\n const done = function(err) {\n let out;\n\n if (!err) {\n try {\n if (opt.walkTokens) {\n marked.walkTokens(tokens, opt.walkTokens);\n }\n out = parser(tokens, opt);\n if (opt.hooks) {\n out = opt.hooks.postprocess(out);\n }\n } catch (e) {\n err = e;\n }\n }\n\n opt.highlight = highlight;\n\n return err\n ? throwError(err)\n : callback(null, out);\n };\n\n if (!highlight || highlight.length < 3) {\n return done();\n }\n\n delete opt.highlight;\n\n if (!tokens.length) return done();\n\n let pending = 0;\n marked.walkTokens(tokens, function(token) {\n if (token.type === 'code') {\n pending++;\n setTimeout(() => {\n highlight(token.text, token.lang, function(err, code) {\n if (err) {\n return done(err);\n }\n if (code != null && code !== token.text) {\n token.text = code;\n token.escaped = true;\n }\n\n pending--;\n if (pending === 0) {\n done();\n }\n });\n }, 0);\n }\n });\n\n if (pending === 0) {\n done();\n }\n\n return;\n }\n\n if (opt.async) {\n return Promise.resolve(opt.hooks ? opt.hooks.preprocess(src) : src)\n .then(src => lexer(src, opt))\n .then(tokens => opt.walkTokens ? Promise.all(marked.walkTokens(tokens, opt.walkTokens)).then(() => tokens) : tokens)\n .then(tokens => parser(tokens, opt))\n .then(html => opt.hooks ? opt.hooks.postprocess(html) : html)\n .catch(throwError);\n }\n\n try {\n if (opt.hooks) {\n src = opt.hooks.preprocess(src);\n }\n const tokens = lexer(src, opt);\n if (opt.walkTokens) {\n marked.walkTokens(tokens, opt.walkTokens);\n }\n let html = parser(tokens, opt);\n if (opt.hooks) {\n html = opt.hooks.postprocess(html);\n }\n return html;\n } catch (e) {\n return throwError(e);\n }\n };\n}\n\n/**\n * Marked\n */\nfunction marked(src, opt, callback) {\n return parseMarkdown(Lexer.lex, Parser.parse)(src, opt, callback);\n}\n\n/**\n * Options\n */\n\nmarked.options =\nmarked.setOptions = function(opt) {\n marked.defaults = { ...marked.defaults, ...opt };\n changeDefaults(marked.defaults);\n return marked;\n};\n\nmarked.getDefaults = getDefaults;\n\nmarked.defaults = defaults;\n\n/**\n * Use Extension\n */\n\nmarked.use = function(...args) {\n const extensions = marked.defaults.extensions || { renderers: {}, childTokens: {} };\n\n args.forEach((pack) => {\n // copy options to new object\n const opts = { ...pack };\n\n // set async to true if it was set to true before\n opts.async = marked.defaults.async || opts.async || false;\n\n // ==-- Parse \"addon\" extensions --== //\n if (pack.extensions) {\n pack.extensions.forEach((ext) => {\n if (!ext.name) {\n throw new Error('extension name required');\n }\n if (ext.renderer) { // Renderer extensions\n const prevRenderer = extensions.renderers[ext.name];\n if (prevRenderer) {\n // Replace extension with func to run new extension but fall back if false\n extensions.renderers[ext.name] = function(...args) {\n let ret = ext.renderer.apply(this, args);\n if (ret === false) {\n ret = prevRenderer.apply(this, args);\n }\n return ret;\n };\n } else {\n extensions.renderers[ext.name] = ext.renderer;\n }\n }\n if (ext.tokenizer) { // Tokenizer Extensions\n if (!ext.level || (ext.level !== 'block' && ext.level !== 'inline')) {\n throw new Error(\"extension level must be 'block' or 'inline'\");\n }\n if (extensions[ext.level]) {\n extensions[ext.level].unshift(ext.tokenizer);\n } else {\n extensions[ext.level] = [ext.tokenizer];\n }\n if (ext.start) { // Function to check for start of token\n if (ext.level === 'block') {\n if (extensions.startBlock) {\n extensions.startBlock.push(ext.start);\n } else {\n extensions.startBlock = [ext.start];\n }\n } else if (ext.level === 'inline') {\n if (extensions.startInline) {\n extensions.startInline.push(ext.start);\n } else {\n extensions.startInline = [ext.start];\n }\n }\n }\n }\n if (ext.childTokens) { // Child tokens to be visited by walkTokens\n extensions.childTokens[ext.name] = ext.childTokens;\n }\n });\n opts.extensions = extensions;\n }\n\n // ==-- Parse \"overwrite\" extensions --== //\n if (pack.renderer) {\n const renderer = marked.defaults.renderer || new Renderer();\n for (const prop in pack.renderer) {\n const prevRenderer = renderer[prop];\n // Replace renderer with func to run extension, but fall back if false\n renderer[prop] = (...args) => {\n let ret = pack.renderer[prop].apply(renderer, args);\n if (ret === false) {\n ret = prevRenderer.apply(renderer, args);\n }\n return ret;\n };\n }\n opts.renderer = renderer;\n }\n if (pack.tokenizer) {\n const tokenizer = marked.defaults.tokenizer || new Tokenizer();\n for (const prop in pack.tokenizer) {\n const prevTokenizer = tokenizer[prop];\n // Replace tokenizer with func to run extension, but fall back if false\n tokenizer[prop] = (...args) => {\n let ret = pack.tokenizer[prop].apply(tokenizer, args);\n if (ret === false) {\n ret = prevTokenizer.apply(tokenizer, args);\n }\n return ret;\n };\n }\n opts.tokenizer = tokenizer;\n }\n\n // ==-- Parse Hooks extensions --== //\n if (pack.hooks) {\n const hooks = marked.defaults.hooks || new Hooks();\n for (const prop in pack.hooks) {\n const prevHook = hooks[prop];\n if (Hooks.passThroughHooks.has(prop)) {\n hooks[prop] = (arg) => {\n if (marked.defaults.async) {\n return Promise.resolve(pack.hooks[prop].call(hooks, arg)).then(ret => {\n return prevHook.call(hooks, ret);\n });\n }\n\n const ret = pack.hooks[prop].call(hooks, arg);\n return prevHook.call(hooks, ret);\n };\n } else {\n hooks[prop] = (...args) => {\n let ret = pack.hooks[prop].apply(hooks, args);\n if (ret === false) {\n ret = prevHook.apply(hooks, args);\n }\n return ret;\n };\n }\n }\n opts.hooks = hooks;\n }\n\n // ==-- Parse WalkTokens extensions --== //\n if (pack.walkTokens) {\n const walkTokens = marked.defaults.walkTokens;\n opts.walkTokens = function(token) {\n let values = [];\n values.push(pack.walkTokens.call(this, token));\n if (walkTokens) {\n values = values.concat(walkTokens.call(this, token));\n }\n return values;\n };\n }\n\n marked.setOptions(opts);\n });\n};\n\n/**\n * Run callback for every token\n */\n\nmarked.walkTokens = function(tokens, callback) {\n let values = [];\n for (const token of tokens) {\n values = values.concat(callback.call(marked, token));\n switch (token.type) {\n case 'table': {\n for (const cell of token.header) {\n values = values.concat(marked.walkTokens(cell.tokens, callback));\n }\n for (const row of token.rows) {\n for (const cell of row) {\n values = values.concat(marked.walkTokens(cell.tokens, callback));\n }\n }\n break;\n }\n case 'list': {\n values = values.concat(marked.walkTokens(token.items, callback));\n break;\n }\n default: {\n if (marked.defaults.extensions && marked.defaults.extensions.childTokens && marked.defaults.extensions.childTokens[token.type]) { // Walk any extensions\n marked.defaults.extensions.childTokens[token.type].forEach(function(childTokens) {\n values = values.concat(marked.walkTokens(token[childTokens], callback));\n });\n } else if (token.tokens) {\n values = values.concat(marked.walkTokens(token.tokens, callback));\n }\n }\n }\n }\n return values;\n};\n\n/**\n * Parse Inline\n * @param {string} src\n */\nmarked.parseInline = parseMarkdown(Lexer.lexInline, Parser.parseInline);\n\n/**\n * Expose\n */\nmarked.Parser = Parser;\nmarked.parser = Parser.parse;\nmarked.Renderer = Renderer;\nmarked.TextRenderer = TextRenderer;\nmarked.Lexer = Lexer;\nmarked.lexer = Lexer.lex;\nmarked.Tokenizer = Tokenizer;\nmarked.Slugger = Slugger;\nmarked.Hooks = Hooks;\nmarked.parse = marked;\n\nconst options = marked.options;\nconst setOptions = marked.setOptions;\nconst use = marked.use;\nconst walkTokens = marked.walkTokens;\nconst parseInline = marked.parseInline;\nconst parse = marked;\nconst parser = Parser.parse;\nconst lexer = Lexer.lex;\n\nexport { Hooks, Lexer, Parser, Renderer, Slugger, TextRenderer, Tokenizer, defaults, getDefaults, lexer, marked, options, parse, parseInline, parser, setOptions, use, walkTokens };\n","var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};\n\nfunction getDefaultExportFromCjs (x) {\n\treturn x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;\n}\n\nfunction commonjsRequire(path) {\n\tthrow new Error('Could not dynamically require \"' + path + '\". Please configure the dynamicRequireTargets or/and ignoreDynamicRequires option of @rollup/plugin-commonjs appropriately for this require call to work.');\n}\n\nvar pluralize$1 = {exports: {}};\n\n/* global define */\n\n(function (module, exports) {\n\t(function (root, pluralize) {\n\t /* istanbul ignore else */\n\t if (typeof commonjsRequire === 'function' && 'object' === 'object' && 'object' === 'object') {\n\t // Node.\n\t module.exports = pluralize();\n\t } else {\n\t // Browser global.\n\t root.pluralize = pluralize();\n\t }\n\t})(commonjsGlobal, function () {\n\t // Rule storage - pluralize and singularize need to be run sequentially,\n\t // while other rules can be optimized using an object for instant lookups.\n\t var pluralRules = [];\n\t var singularRules = [];\n\t var uncountables = {};\n\t var irregularPlurals = {};\n\t var irregularSingles = {};\n\n\t /**\n\t * Sanitize a pluralization rule to a usable regular expression.\n\t *\n\t * @param {(RegExp|string)} rule\n\t * @return {RegExp}\n\t */\n\t function sanitizeRule (rule) {\n\t if (typeof rule === 'string') {\n\t return new RegExp('^' + rule + '$', 'i');\n\t }\n\n\t return rule;\n\t }\n\n\t /**\n\t * Pass in a word token to produce a function that can replicate the case on\n\t * another word.\n\t *\n\t * @param {string} word\n\t * @param {string} token\n\t * @return {Function}\n\t */\n\t function restoreCase (word, token) {\n\t // Tokens are an exact match.\n\t if (word === token) return token;\n\n\t // Lower cased words. E.g. \"hello\".\n\t if (word === word.toLowerCase()) return token.toLowerCase();\n\n\t // Upper cased words. E.g. \"WHISKY\".\n\t if (word === word.toUpperCase()) return token.toUpperCase();\n\n\t // Title cased words. E.g. \"Title\".\n\t if (word[0] === word[0].toUpperCase()) {\n\t return token.charAt(0).toUpperCase() + token.substr(1).toLowerCase();\n\t }\n\n\t // Lower cased words. E.g. \"test\".\n\t return token.toLowerCase();\n\t }\n\n\t /**\n\t * Interpolate a regexp string.\n\t *\n\t * @param {string} str\n\t * @param {Array} args\n\t * @return {string}\n\t */\n\t function interpolate (str, args) {\n\t return str.replace(/\\$(\\d{1,2})/g, function (match, index) {\n\t return args[index] || '';\n\t });\n\t }\n\n\t /**\n\t * Replace a word using a rule.\n\t *\n\t * @param {string} word\n\t * @param {Array} rule\n\t * @return {string}\n\t */\n\t function replace (word, rule) {\n\t return word.replace(rule[0], function (match, index) {\n\t var result = interpolate(rule[1], arguments);\n\n\t if (match === '') {\n\t return restoreCase(word[index - 1], result);\n\t }\n\n\t return restoreCase(match, result);\n\t });\n\t }\n\n\t /**\n\t * Sanitize a word by passing in the word and sanitization rules.\n\t *\n\t * @param {string} token\n\t * @param {string} word\n\t * @param {Array} rules\n\t * @return {string}\n\t */\n\t function sanitizeWord (token, word, rules) {\n\t // Empty string or doesn't need fixing.\n\t if (!token.length || uncountables.hasOwnProperty(token)) {\n\t return word;\n\t }\n\n\t var len = rules.length;\n\n\t // Iterate over the sanitization rules and use the first one to match.\n\t while (len--) {\n\t var rule = rules[len];\n\n\t if (rule[0].test(word)) return replace(word, rule);\n\t }\n\n\t return word;\n\t }\n\n\t /**\n\t * Replace a word with the updated word.\n\t *\n\t * @param {Object} replaceMap\n\t * @param {Object} keepMap\n\t * @param {Array} rules\n\t * @return {Function}\n\t */\n\t function replaceWord (replaceMap, keepMap, rules) {\n\t return function (word) {\n\t // Get the correct token and case restoration functions.\n\t var token = word.toLowerCase();\n\n\t // Check against the keep object map.\n\t if (keepMap.hasOwnProperty(token)) {\n\t return restoreCase(word, token);\n\t }\n\n\t // Check against the replacement map for a direct word replacement.\n\t if (replaceMap.hasOwnProperty(token)) {\n\t return restoreCase(word, replaceMap[token]);\n\t }\n\n\t // Run all the rules against the word.\n\t return sanitizeWord(token, word, rules);\n\t };\n\t }\n\n\t /**\n\t * Check if a word is part of the map.\n\t */\n\t function checkWord (replaceMap, keepMap, rules, bool) {\n\t return function (word) {\n\t var token = word.toLowerCase();\n\n\t if (keepMap.hasOwnProperty(token)) return true;\n\t if (replaceMap.hasOwnProperty(token)) return false;\n\n\t return sanitizeWord(token, token, rules) === token;\n\t };\n\t }\n\n\t /**\n\t * Pluralize or singularize a word based on the passed in count.\n\t *\n\t * @param {string} word The word to pluralize\n\t * @param {number} count How many of the word exist\n\t * @param {boolean} inclusive Whether to prefix with the number (e.g. 3 ducks)\n\t * @return {string}\n\t */\n\t function pluralize (word, count, inclusive) {\n\t var pluralized = count === 1\n\t ? pluralize.singular(word) : pluralize.plural(word);\n\n\t return (inclusive ? count + ' ' : '') + pluralized;\n\t }\n\n\t /**\n\t * Pluralize a word.\n\t *\n\t * @type {Function}\n\t */\n\t pluralize.plural = replaceWord(\n\t irregularSingles, irregularPlurals, pluralRules\n\t );\n\n\t /**\n\t * Check if a word is plural.\n\t *\n\t * @type {Function}\n\t */\n\t pluralize.isPlural = checkWord(\n\t irregularSingles, irregularPlurals, pluralRules\n\t );\n\n\t /**\n\t * Singularize a word.\n\t *\n\t * @type {Function}\n\t */\n\t pluralize.singular = replaceWord(\n\t irregularPlurals, irregularSingles, singularRules\n\t );\n\n\t /**\n\t * Check if a word is singular.\n\t *\n\t * @type {Function}\n\t */\n\t pluralize.isSingular = checkWord(\n\t irregularPlurals, irregularSingles, singularRules\n\t );\n\n\t /**\n\t * Add a pluralization rule to the collection.\n\t *\n\t * @param {(string|RegExp)} rule\n\t * @param {string} replacement\n\t */\n\t pluralize.addPluralRule = function (rule, replacement) {\n\t pluralRules.push([sanitizeRule(rule), replacement]);\n\t };\n\n\t /**\n\t * Add a singularization rule to the collection.\n\t *\n\t * @param {(string|RegExp)} rule\n\t * @param {string} replacement\n\t */\n\t pluralize.addSingularRule = function (rule, replacement) {\n\t singularRules.push([sanitizeRule(rule), replacement]);\n\t };\n\n\t /**\n\t * Add an uncountable word rule.\n\t *\n\t * @param {(string|RegExp)} word\n\t */\n\t pluralize.addUncountableRule = function (word) {\n\t if (typeof word === 'string') {\n\t uncountables[word.toLowerCase()] = true;\n\t return;\n\t }\n\n\t // Set singular and plural references for the word.\n\t pluralize.addPluralRule(word, '$0');\n\t pluralize.addSingularRule(word, '$0');\n\t };\n\n\t /**\n\t * Add an irregular word definition.\n\t *\n\t * @param {string} single\n\t * @param {string} plural\n\t */\n\t pluralize.addIrregularRule = function (single, plural) {\n\t plural = plural.toLowerCase();\n\t single = single.toLowerCase();\n\n\t irregularSingles[single] = plural;\n\t irregularPlurals[plural] = single;\n\t };\n\n\t /**\n\t * Irregular rules.\n\t */\n\t [\n\t // Pronouns.\n\t ['I', 'we'],\n\t ['me', 'us'],\n\t ['he', 'they'],\n\t ['she', 'they'],\n\t ['them', 'them'],\n\t ['myself', 'ourselves'],\n\t ['yourself', 'yourselves'],\n\t ['itself', 'themselves'],\n\t ['herself', 'themselves'],\n\t ['himself', 'themselves'],\n\t ['themself', 'themselves'],\n\t ['is', 'are'],\n\t ['was', 'were'],\n\t ['has', 'have'],\n\t ['this', 'these'],\n\t ['that', 'those'],\n\t // Words ending in with a consonant and `o`.\n\t ['echo', 'echoes'],\n\t ['dingo', 'dingoes'],\n\t ['volcano', 'volcanoes'],\n\t ['tornado', 'tornadoes'],\n\t ['torpedo', 'torpedoes'],\n\t // Ends with `us`.\n\t ['genus', 'genera'],\n\t ['viscus', 'viscera'],\n\t // Ends with `ma`.\n\t ['stigma', 'stigmata'],\n\t ['stoma', 'stomata'],\n\t ['dogma', 'dogmata'],\n\t ['lemma', 'lemmata'],\n\t ['schema', 'schemata'],\n\t ['anathema', 'anathemata'],\n\t // Other irregular rules.\n\t ['ox', 'oxen'],\n\t ['axe', 'axes'],\n\t ['die', 'dice'],\n\t ['yes', 'yeses'],\n\t ['foot', 'feet'],\n\t ['eave', 'eaves'],\n\t ['goose', 'geese'],\n\t ['tooth', 'teeth'],\n\t ['quiz', 'quizzes'],\n\t ['human', 'humans'],\n\t ['proof', 'proofs'],\n\t ['carve', 'carves'],\n\t ['valve', 'valves'],\n\t ['looey', 'looies'],\n\t ['thief', 'thieves'],\n\t ['groove', 'grooves'],\n\t ['pickaxe', 'pickaxes'],\n\t ['passerby', 'passersby']\n\t ].forEach(function (rule) {\n\t return pluralize.addIrregularRule(rule[0], rule[1]);\n\t });\n\n\t /**\n\t * Pluralization rules.\n\t */\n\t [\n\t [/s?$/i, 's'],\n\t [/[^\\u0000-\\u007F]$/i, '$0'],\n\t [/([^aeiou]ese)$/i, '$1'],\n\t [/(ax|test)is$/i, '$1es'],\n\t [/(alias|[^aou]us|t[lm]as|gas|ris)$/i, '$1es'],\n\t [/(e[mn]u)s?$/i, '$1s'],\n\t [/([^l]ias|[aeiou]las|[ejzr]as|[iu]am)$/i, '$1'],\n\t [/(alumn|syllab|vir|radi|nucle|fung|cact|stimul|termin|bacill|foc|uter|loc|strat)(?:us|i)$/i, '$1i'],\n\t [/(alumn|alg|vertebr)(?:a|ae)$/i, '$1ae'],\n\t [/(seraph|cherub)(?:im)?$/i, '$1im'],\n\t [/(her|at|gr)o$/i, '$1oes'],\n\t [/(agend|addend|millenni|dat|extrem|bacteri|desiderat|strat|candelabr|errat|ov|symposi|curricul|automat|quor)(?:a|um)$/i, '$1a'],\n\t [/(apheli|hyperbat|periheli|asyndet|noumen|phenomen|criteri|organ|prolegomen|hedr|automat)(?:a|on)$/i, '$1a'],\n\t [/sis$/i, 'ses'],\n\t [/(?:(kni|wi|li)fe|(ar|l|ea|eo|oa|hoo)f)$/i, '$1$2ves'],\n\t [/([^aeiouy]|qu)y$/i, '$1ies'],\n\t [/([^ch][ieo][ln])ey$/i, '$1ies'],\n\t [/(x|ch|ss|sh|zz)$/i, '$1es'],\n\t [/(matr|cod|mur|sil|vert|ind|append)(?:ix|ex)$/i, '$1ices'],\n\t [/\\b((?:tit)?m|l)(?:ice|ouse)$/i, '$1ice'],\n\t [/(pe)(?:rson|ople)$/i, '$1ople'],\n\t [/(child)(?:ren)?$/i, '$1ren'],\n\t [/eaux$/i, '$0'],\n\t [/m[ae]n$/i, 'men'],\n\t ['thou', 'you']\n\t ].forEach(function (rule) {\n\t return pluralize.addPluralRule(rule[0], rule[1]);\n\t });\n\n\t /**\n\t * Singularization rules.\n\t */\n\t [\n\t [/s$/i, ''],\n\t [/(ss)$/i, '$1'],\n\t [/(wi|kni|(?:after|half|high|low|mid|non|night|[^\\w]|^)li)ves$/i, '$1fe'],\n\t [/(ar|(?:wo|[ae])l|[eo][ao])ves$/i, '$1f'],\n\t [/ies$/i, 'y'],\n\t [/\\b([pl]|zomb|(?:neck|cross)?t|coll|faer|food|gen|goon|group|lass|talk|goal|cut)ies$/i, '$1ie'],\n\t [/\\b(mon|smil)ies$/i, '$1ey'],\n\t [/\\b((?:tit)?m|l)ice$/i, '$1ouse'],\n\t [/(seraph|cherub)im$/i, '$1'],\n\t [/(x|ch|ss|sh|zz|tto|go|cho|alias|[^aou]us|t[lm]as|gas|(?:her|at|gr)o|[aeiou]ris)(?:es)?$/i, '$1'],\n\t [/(analy|diagno|parenthe|progno|synop|the|empha|cri|ne)(?:sis|ses)$/i, '$1sis'],\n\t [/(movie|twelve|abuse|e[mn]u)s$/i, '$1'],\n\t [/(test)(?:is|es)$/i, '$1is'],\n\t [/(alumn|syllab|vir|radi|nucle|fung|cact|stimul|termin|bacill|foc|uter|loc|strat)(?:us|i)$/i, '$1us'],\n\t [/(agend|addend|millenni|dat|extrem|bacteri|desiderat|strat|candelabr|errat|ov|symposi|curricul|quor)a$/i, '$1um'],\n\t [/(apheli|hyperbat|periheli|asyndet|noumen|phenomen|criteri|organ|prolegomen|hedr|automat)a$/i, '$1on'],\n\t [/(alumn|alg|vertebr)ae$/i, '$1a'],\n\t [/(cod|mur|sil|vert|ind)ices$/i, '$1ex'],\n\t [/(matr|append)ices$/i, '$1ix'],\n\t [/(pe)(rson|ople)$/i, '$1rson'],\n\t [/(child)ren$/i, '$1'],\n\t [/(eau)x?$/i, '$1'],\n\t [/men$/i, 'man']\n\t ].forEach(function (rule) {\n\t return pluralize.addSingularRule(rule[0], rule[1]);\n\t });\n\n\t /**\n\t * Uncountable rules.\n\t */\n\t [\n\t // Singular words with no plurals.\n\t 'adulthood',\n\t 'advice',\n\t 'agenda',\n\t 'aid',\n\t 'aircraft',\n\t 'alcohol',\n\t 'ammo',\n\t 'analytics',\n\t 'anime',\n\t 'athletics',\n\t 'audio',\n\t 'bison',\n\t 'blood',\n\t 'bream',\n\t 'buffalo',\n\t 'butter',\n\t 'carp',\n\t 'cash',\n\t 'chassis',\n\t 'chess',\n\t 'clothing',\n\t 'cod',\n\t 'commerce',\n\t 'cooperation',\n\t 'corps',\n\t 'debris',\n\t 'diabetes',\n\t 'digestion',\n\t 'elk',\n\t 'energy',\n\t 'equipment',\n\t 'excretion',\n\t 'expertise',\n\t 'firmware',\n\t 'flounder',\n\t 'fun',\n\t 'gallows',\n\t 'garbage',\n\t 'graffiti',\n\t 'hardware',\n\t 'headquarters',\n\t 'health',\n\t 'herpes',\n\t 'highjinks',\n\t 'homework',\n\t 'housework',\n\t 'information',\n\t 'jeans',\n\t 'justice',\n\t 'kudos',\n\t 'labour',\n\t 'literature',\n\t 'machinery',\n\t 'mackerel',\n\t 'mail',\n\t 'media',\n\t 'mews',\n\t 'moose',\n\t 'music',\n\t 'mud',\n\t 'manga',\n\t 'news',\n\t 'only',\n\t 'personnel',\n\t 'pike',\n\t 'plankton',\n\t 'pliers',\n\t 'police',\n\t 'pollution',\n\t 'premises',\n\t 'rain',\n\t 'research',\n\t 'rice',\n\t 'salmon',\n\t 'scissors',\n\t 'series',\n\t 'sewage',\n\t 'shambles',\n\t 'shrimp',\n\t 'software',\n\t 'species',\n\t 'staff',\n\t 'swine',\n\t 'tennis',\n\t 'traffic',\n\t 'transportation',\n\t 'trout',\n\t 'tuna',\n\t 'wealth',\n\t 'welfare',\n\t 'whiting',\n\t 'wildebeest',\n\t 'wildlife',\n\t 'you',\n\t /pok[eé]mon$/i,\n\t // Regexes.\n\t /[^aeiou]ese$/i, // \"chinese\", \"japanese\"\n\t /deer$/i, // \"deer\", \"reindeer\"\n\t /fish$/i, // \"fish\", \"blowfish\", \"angelfish\"\n\t /measles$/i,\n\t /o[iu]s$/i, // \"carnivorous\"\n\t /pox$/i, // \"chickpox\", \"smallpox\"\n\t /sheep$/i\n\t ].forEach(pluralize.addUncountableRule);\n\n\t return pluralize;\n\t}); \n} (pluralize$1));\n\nvar pluralizeExports = pluralize$1.exports;\nvar pluralize = /*@__PURE__*/getDefaultExportFromCjs(pluralizeExports);\n\nexport { pluralize as default };\n","/*! 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Can return a negative number.\n * Based on https://gist.github.com/hyamamoto/fd435505d29ebfa3d9716fd2be8d42f0\n * @param {String} text\n */\nfunction hashString(text) {\n let hash = 0;\n for (const char of text) {\n hash = (Math.imul(31, hash) + char.charCodeAt(0)) | 0;\n }\n return String(hash);\n}\n\n// https://stackoverflow.com/a/58633686\nexport const ISODate = new Intl.DateTimeFormat([\"sv-SE\"], {\n timeZone: \"UTC\",\n year: \"numeric\",\n month: \"2-digit\",\n day: \"2-digit\",\n});\n\n// We use an \"Australian Date\" because it omits the \",\"\n// after the day of the month, which is required by the W3C.\nconst dateLang =\n docLang === \"en\" || docLang.startsWith(\"en-\") ? \"en-AU\" : docLang;\nexport const W3CDate = new Intl.DateTimeFormat(dateLang, {\n timeZone: \"UTC\",\n year: \"numeric\",\n month: \"long\",\n day: dateLang === \"en-AU\" ? \"2-digit\" : \"numeric\",\n});\n\n/** CSS selector for matching elements that are non-normative */\nexport const nonNormativeSelector =\n \".informative, .note, .issue, .example, .ednote, .practice, .introductory\";\n\n/**\n * Creates a link element that represents a resource hint.\n *\n * @param {ResourceHintOption} opts Configure the resource hint.\n * @return {HTMLLinkElement} A link element ready to use.\n */\nexport function createResourceHint(opts) {\n const url = new URL(opts.href, document.baseURI);\n const linkElem = document.createElement(\"link\");\n let { href } = url;\n linkElem.rel = opts.hint;\n switch (linkElem.rel) {\n case \"dns-prefetch\":\n case \"preconnect\":\n href = url.origin;\n if (opts.corsMode || url.origin !== document.location.origin) {\n linkElem.crossOrigin = opts.corsMode || \"anonymous\";\n }\n break;\n case \"preload\":\n if (\"as\" in opts) {\n linkElem.setAttribute(\"as\", opts.as);\n }\n if (opts.corsMode) {\n linkElem.crossOrigin = opts.corsMode;\n }\n break;\n }\n linkElem.href = href;\n if (!opts.dontRemove) {\n linkElem.classList.add(\"removeOnSave\");\n }\n return linkElem;\n}\n\n// RESPEC STUFF\n/**\n * @param {Document} doc\n */\nexport function removeReSpec(doc) {\n doc.querySelectorAll(\".remove, script[data-requiremodule]\").forEach(elem => {\n elem.remove();\n });\n}\n\n/**\n * Adds error class to each element while emitting a warning\n * @param {HTMLElement} elem\n * @param {String} msg message to show in warning\n * @param {String=} title error message to add on each element\n */\nfunction markAsOffending(elem, msg, title) {\n elem.classList.add(\"respec-offending-element\");\n if (!elem.hasAttribute(\"title\")) {\n elem.setAttribute(\"title\", title || msg);\n }\n if (!elem.id) {\n addId(elem, \"respec-offender\");\n }\n}\n\n// STRING HELPERS\n/**\n * @param {\"conjunction\"|\"disjunction\"} type\n * @param {\"long\"|\"narrow\"} style\n */\nfunction joinFactory(type, style = \"long\") {\n const formatter = new Intl.ListFormat(docLang, { style, type });\n /**\n * @template T\n * @param {string[]} items\n * @param {(value: string, index: number, array: string[]) => any} [mapper]\n */\n return (items, mapper) => {\n let elemCount = 0;\n return formatter.formatToParts(items).map(({ type, value }) => {\n if (type === \"element\" && mapper) {\n return mapper(value, elemCount++, items);\n }\n return value;\n });\n };\n}\n\n/**\n * Takes an array and returns a string that separates each of its items with the\n * proper commas and \"and\". The second argument is a mapping function that can\n * convert the items before they are joined.\n */\nconst conjunction = joinFactory(\"conjunction\");\nconst disjunction = joinFactory(\"disjunction\");\n\n/**\n *\n * @param {string[]} items\n * @param {(value: undefined, index: number, array: undefined[]) => string} [mapper]\n */\nexport function joinAnd(items, mapper) {\n return conjunction(items, mapper).join(\"\");\n}\n\n/**\n *\n * @param {string[]} items\n * @param {(value: undefined, index: number, array: undefined[]) => string} [mapper]\n */\nexport function joinOr(items, mapper) {\n return disjunction(items, mapper).join(\"\");\n}\n\n/**\n * Takes a string, applies some XML escapes, and returns the escaped string.\n * @param {string} str\n */\nexport function xmlEscape(str) {\n return str\n .replace(/&/g, \"&\")\n .replace(/>/g, \">\")\n .replace(/\"/g, \""\")\n .replace(/>} T\n * @param {T} localizationStrings\n * @returns {T[keyof T]}\n */\nexport function getIntlData(localizationStrings, lang = docLang) {\n lang = lang.toLowerCase();\n // Proxy return type is a known bug:\n // https://github.com/Microsoft/TypeScript/issues/20846\n // @ts-expect-error\n return new Proxy(localizationStrings, {\n /** @param {string} key */\n get(data, key) {\n const result = getIntlDataForKey(data, key, lang) || data.en[key];\n if (!result) {\n throw new Error(`No l10n data for key: \"${key}\"`);\n }\n return result;\n },\n });\n}\n\n/**\n * @template {Record>} T\n * @param {T} localizationStrings\n * @param {string} key\n */\nexport function getIntlDataForKey(localizationStrings, key, lang = docLang) {\n lang = lang.toLowerCase();\n return (\n localizationStrings[lang]?.[key] ||\n localizationStrings[lang.match(/^(\\w{2,3})-.+$/)?.[1]]?.[key]\n );\n}\n\n// --- DATE HELPERS -------------------------------------------------------------------------------\n/**\n * Takes a Date object and an optional separator and returns the year,month,day\n * representation with the custom separator (defaulting to none) and proper\n * 0-padding.\n * @param {Date} date\n */\nexport function concatDate(date, sep = \"\") {\n return ISODate.format(date).replace(dashes, sep);\n}\n\n/**\n * Checks if a date is in expected format used by ReSpec (yyyy-mm-dd)\n * @param {string} rawDate\n */\nexport function isValidConfDate(rawDate) {\n const date = /\\d{4}-\\d{2}-\\d{2}/.test(rawDate)\n ? new Date(rawDate)\n : \"Invalid Date\";\n return date.toString() !== \"Invalid Date\";\n}\n\n/**\n * Given an object, it converts it to a key value pair separated by (\"=\", configurable) and a delimiter (\" ,\" configurable).\n * @example {\"foo\": \"bar\", \"baz\": 1} becomes \"foo=bar, baz=1\"\n * @param {Record} obj\n */\nexport function toKeyValuePairs(obj, delimiter = \", \", separator = \"=\") {\n return Array.from(Object.entries(obj))\n .map(([key, value]) => `${key}${separator}${JSON.stringify(value)}`)\n .join(delimiter);\n}\n\n// STYLE HELPERS\n/**\n * Take a document and either a link or an array of links to CSS and appends a\n * `` element to the head pointing to each.\n * @param {Document} doc\n * @param {string | string[]} urls\n */\nexport function linkCSS(doc, urls) {\n const stylesArray = [].concat(urls);\n const frag = stylesArray\n .map(url => {\n const link = doc.createElement(\"link\");\n link.rel = \"stylesheet\";\n link.href = url;\n return link;\n })\n .reduce((elem, nextLink) => {\n elem.appendChild(nextLink);\n return elem;\n }, doc.createDocumentFragment());\n doc.head.appendChild(frag);\n}\n\n// TRANSFORMATIONS\n\n/**\n * Run list of transforms over content and return result.\n *\n * Please note that this is a legacy method that is only kept in order to\n * maintain compatibility with RSv1. It is therefore not tested and not actively\n * supported.\n * @this {any}\n * @param {string} content\n * @param {string} [flist] List of global function names.\n * @param {unknown[]} [funcArgs] Arguments to pass to each function.\n */\nexport function runTransforms(content, flist, ...funcArgs) {\n const args = [this, content, ...funcArgs];\n if (flist) {\n const methods = flist.split(/\\s+/);\n for (const meth of methods) {\n /** @type {any} */\n const method = window[meth];\n if (method) {\n // the initial call passed |this| directly, so we keep it that way\n try {\n content = method.apply(this, args);\n } catch (e) {\n const msg = `call to \\`${meth}()\\` failed with: ${e}.`;\n const hint = \"See developer console for stack trace.\";\n showWarning(msg, \"utils/runTransforms\", { hint });\n console.error(e);\n }\n }\n }\n }\n return content;\n}\n\n/**\n * Cached request handler\n * @param {RequestInfo} input\n * @param {number} maxAge cache expiration duration in ms. defaults to 24 hours\n * @return {Promise}\n * if a cached response is available and it's not stale, return it\n * else: request from network, cache and return fresh response.\n * If network fails, return a stale cached version if exists (else throw)\n */\nexport async function fetchAndCache(input, maxAge = 24 * 60 * 60 * 1000) {\n const request = new Request(input);\n const url = new URL(request.url);\n\n // use data from cache data if valid and render\n let cache;\n let cachedResponse;\n if (\"caches\" in window) {\n try {\n cache = await caches.open(url.origin);\n cachedResponse = await cache.match(request);\n if (\n cachedResponse &&\n new Date(cachedResponse.headers.get(\"Expires\")) > new Date()\n ) {\n return cachedResponse;\n }\n } catch (err) {\n console.error(\"Failed to use Cache API.\", err);\n }\n }\n\n // otherwise fetch new data and cache\n const response = await fetch(request);\n if (!response.ok) {\n if (cachedResponse) {\n // return stale version\n console.warn(`Returning a stale cached response for ${url}`);\n return cachedResponse;\n }\n }\n\n // cache response\n if (cache && response.ok) {\n const clonedResponse = response.clone();\n const customHeaders = new Headers(response.headers);\n const expiryDate = new Date(Date.now() + maxAge);\n customHeaders.set(\"Expires\", expiryDate.toISOString());\n const cacheResponse = new Response(await clonedResponse.blob(), {\n headers: customHeaders,\n });\n // put in cache, and forget it (there is no recovery if it throws, but that's ok).\n await cache.put(request, cacheResponse).catch(console.error);\n }\n return response;\n}\n\n// --- DOM HELPERS -------------------------------\n\n/**\n * Separates each item with proper commas.\n * @template T\n * @param {T[]} array\n * @param {(item: T) => any} [mapper]\n */\nexport function htmlJoinComma(array, mapper = item => item) {\n const items = array.map(mapper);\n const joined = items.slice(0, -1).map(item => html`${item}, `);\n return html`${joined}${items[items.length - 1]}`;\n}\n/**\n *\n * @param {string[]} array\n * @param {(item: any) => any[]} [mapper]\n */\nexport function htmlJoinAnd(array, mapper) {\n const result = [].concat(conjunction(array, mapper));\n return result.map(item => (typeof item === \"string\" ? html`${item}` : item));\n}\n\n/**\n * Creates and sets an ID to an element (elem) by hashing the text content.\n *\n * @param {HTMLElement} elem element to hash from\n * @param {String} prefix prefix to prepend to the generated id\n */\nexport function addHashId(elem, prefix = \"\") {\n const text = norm(elem.textContent);\n const hash = hashString(text);\n return addId(elem, prefix, hash);\n}\n\n/**\n * Creates and sets an ID to an element (elem) using a specific prefix if\n * provided, and a specific text if given.\n * @param {HTMLElement} elem element\n * @param {String} pfx prefix\n * @param {String} txt text\n * @param {Boolean} noLC do not convert to lowercase\n * @returns {String} generated (or existing) id for element\n */\nexport function addId(elem, pfx = \"\", txt = \"\", noLC = false) {\n if (elem.id) {\n return elem.id;\n }\n if (!txt) {\n txt = (elem.title ? elem.title : elem.textContent).trim();\n }\n let id = noLC ? txt : txt.toLowerCase();\n id = id\n .trim()\n .normalize(\"NFD\")\n .replace(/[\\u0300-\\u036f]/g, \"\")\n .replace(/\\W+/gim, \"-\")\n .replace(/^-+/, \"\")\n .replace(/-+$/, \"\");\n\n if (!id) {\n id = \"generatedID\";\n } else if (/\\.$/.test(id) || !/^[a-z]/i.test(pfx || id)) {\n id = `x${id}`; // trailing . doesn't play well with jQuery\n }\n if (pfx) {\n id = `${pfx}-${id}`;\n }\n if (elem.ownerDocument.getElementById(id)) {\n let i = 0;\n let nextId = `${id}-${i}`;\n while (elem.ownerDocument.getElementById(nextId)) {\n i += 1;\n nextId = `${id}-${i}`;\n }\n id = nextId;\n }\n elem.id = id;\n return id;\n}\n\n/**\n * Returns all the descendant text nodes of an element.\n * @param {Node} el\n * @param {string[]} exclusions node localName to exclude\n * @param {object} options\n * @param {boolean} options.wsNodes return only whitespace-only nodes.\n * @returns {Text[]}\n */\nexport function getTextNodes(el, exclusions = [], options = { wsNodes: true }) {\n const exclusionQuery = exclusions.join(\", \");\n const acceptNode = (/** @type {Text} */ node) => {\n if (!options.wsNodes && !node.data.trim()) {\n return NodeFilter.FILTER_REJECT;\n }\n if (exclusionQuery && node.parentElement.closest(exclusionQuery)) {\n return NodeFilter.FILTER_REJECT;\n }\n return NodeFilter.FILTER_ACCEPT;\n };\n const nodeIterator = document.createNodeIterator(\n el,\n NodeFilter.SHOW_TEXT,\n acceptNode\n );\n /** @type {Text[]} */\n const textNodes = [];\n let node;\n while ((node = nodeIterator.nextNode())) {\n textNodes.push(/** @type {Text} */ (node));\n }\n return textNodes;\n}\n\n/**\n * For any element, returns an array of title strings that applies the algorithm\n * used for determining the actual title of a `` element (but can apply to\n * other as well).\n *\n * This method now *prefers* the `data-lt` attribute for the list of titles.\n * That attribute is added by this method to `` elements, so subsequent\n * calls to this method will return the `data-lt` based list.\n * @param {HTMLElement} elem\n * @returns {String[]} array of title strings\n */\nexport function getDfnTitles(elem) {\n const titleSet = new Set();\n // data-lt-noDefault avoid using the text content of a definition\n // in the definition list.\n // ltNodefault is === \"data-lt-noDefault\"... someone screwed up 😖\n const normText = \"ltNodefault\" in elem.dataset ? \"\" : norm(elem.textContent);\n const child = /** @type {HTMLElement | undefined} */ (elem.children[0]);\n if (elem.dataset.lt) {\n // prefer @data-lt for the list of title aliases\n elem.dataset.lt\n .split(\"|\")\n .map(item => norm(item))\n .forEach(item => titleSet.add(item));\n } else if (\n elem.childNodes.length === 1 &&\n elem.getElementsByTagName(\"abbr\").length === 1 &&\n child.title\n ) {\n titleSet.add(child.title);\n } else if (elem.textContent === '\"\"') {\n titleSet.add(\"the-empty-string\");\n }\n\n titleSet.add(normText);\n titleSet.delete(\"\");\n\n // We could have done this with @data-lt (as the logic is same), but if\n // @data-lt was not present, we would end up using @data-local-lt as element's\n // id (in other words, we prefer textContent over @data-local-lt for dfn id)\n if (elem.dataset.localLt) {\n const localLt = elem.dataset.localLt.split(\"|\");\n localLt.forEach(item => titleSet.add(norm(item)));\n }\n\n const titles = [...titleSet];\n return titles;\n}\n\n/**\n * For an element (usually     ), returns an array of targets that element might\n * refer to, in the object structure:\n * @typedef {object} LinkTarget\n * @property {string} for\n * @property {string} title\n *\n * For an element like:\n *

    Int3.member

    \n * we'll return:\n * * {for: \"int2\", title: \"int3.member\"}\n * * {for: \"int3\", title: \"member\"}\n * * {for: \"\", title: \"int3.member\"}\n * @param {HTMLElement} elem\n * @returns {LinkTarget[]}\n */\nexport function getLinkTargets(elem) {\n /** @type {HTMLElement} */\n const linkForElem = elem.closest(\"[data-link-for]\");\n const linkFor = linkForElem ? linkForElem.dataset.linkFor : \"\";\n const titles = getDfnTitles(elem);\n const results = titles.reduce((result, title) => {\n // supports legacy Foo.Bar() definitions\n const split = title.split(\".\");\n if (split.length === 2) {\n // If there are multiple '.'s, this won't match an\n // Interface/member pair anyway.\n result.push({ for: split[0], title: split[1] });\n }\n result.push({ for: linkFor, title });\n if (!linkForElem) result.push({ for: title, title });\n\n // Finally, we can try to match without link for\n if (linkFor !== \"\") result.push({ for: \"\", title });\n return result;\n }, []);\n return results;\n}\n\n/**\n * Changes name of a DOM Element\n * @param {Element} elem element to rename\n * @param {String} newName new element name\n * @param {Object} options\n * @param {boolean} options.copyAttributes\n *\n * @returns {Element} new renamed element\n */\nexport function renameElement(\n elem,\n newName,\n options = { copyAttributes: true }\n) {\n if (elem.localName === newName) return elem;\n const newElement = elem.ownerDocument.createElement(newName);\n // copy attributes\n if (options.copyAttributes) {\n for (const { name, value } of elem.attributes) {\n newElement.setAttribute(name, value);\n }\n }\n // copy child nodes\n newElement.append(...elem.childNodes);\n elem.replaceWith(newElement);\n return newElement;\n}\n\n/**\n * @param {string} ref\n * @param {HTMLElement} element\n */\nexport function refTypeFromContext(ref, element) {\n const closestInformative = element.closest(nonNormativeSelector);\n let isInformative = false;\n if (closestInformative) {\n // check if parent is not normative\n isInformative =\n !element.closest(\".normative\") ||\n !closestInformative.querySelector(\".normative\");\n }\n // prefixes `!` and `?` override section behavior\n if (ref.startsWith(\"!\")) {\n if (isInformative) {\n // A (forced) normative reference in informative section is illegal\n return { type: \"informative\", illegal: true };\n }\n isInformative = false;\n } else if (ref.startsWith(\"?\")) {\n isInformative = true;\n }\n const type = isInformative ? \"informative\" : \"normative\";\n return { type, illegal: false };\n}\n\n/**\n * Wraps inner contents with the wrapper node\n * @param {Node} outer outer node to be modified\n * @param {Element} wrapper wrapper node to be appended\n */\nexport function wrapInner(outer, wrapper) {\n wrapper.append(...outer.childNodes);\n outer.appendChild(wrapper);\n return outer;\n}\n\n/**\n * @param {Element} element\n */\nexport function getPreviousSections(element) {\n /** @type {Element[]} */\n const sections = [];\n for (const previous of iteratePreviousElements(element)) {\n if (previous.localName === \"section\") {\n sections.push(previous);\n }\n }\n return sections;\n}\n\n/**\n * @param {Element} element\n */\nfunction* iteratePreviousElements(element) {\n let previous = element;\n while (previous.previousElementSibling) {\n previous = previous.previousElementSibling;\n yield previous;\n }\n}\n/**\n * Applies the selector for all its ancestors.\n * @param {Element} element\n * @param {string} selector\n */\nexport function parents(element, selector) {\n /** @type {Element[]} */\n const list = [];\n let parent = element.parentElement;\n while (parent) {\n const closest = parent.closest(selector);\n if (!closest) {\n break;\n }\n list.push(closest);\n parent = closest.parentElement;\n }\n return list;\n}\n\n/**\n * Calculates indentation when the element starts after a newline. The value\n * will be empty if no newline or any non-whitespace exists after one.\n * @param {Element} element\n *\n * @example `
    ` returns \" \" (4 spaces).\n */\nexport function getElementIndentation(element) {\n const { previousSibling } = element;\n if (!previousSibling || previousSibling.nodeType !== Node.TEXT_NODE) {\n return \"\";\n }\n const index = previousSibling.textContent.lastIndexOf(\"\\n\");\n if (index === -1) {\n return \"\";\n }\n const slice = previousSibling.textContent.slice(index + 1);\n if (/\\S/.test(slice)) {\n return \"\";\n }\n return slice;\n}\n\n/**\n * Generates simple ids. The id's increment after it yields.\n *\n * @param {String} namespace A string like \"highlight\".\n * @param {number} counter A number, which can start at a given value.\n */\nexport function msgIdGenerator(namespace, counter = 0) {\n /** @returns {Generator} */\n function* idGenerator(namespace, counter) {\n while (true) {\n yield `${namespace}:${counter}`;\n counter++;\n }\n }\n const gen = idGenerator(namespace, counter);\n return () => {\n return gen.next().value;\n };\n}\n\n/** @extends {Set} */\nexport class InsensitiveStringSet extends Set {\n /**\n * @param {Array} [keys] Optional, initial keys\n */\n constructor(keys = []) {\n super();\n for (const key of keys) {\n this.add(key);\n }\n }\n /**\n * @param {string} key\n */\n add(key) {\n if (!this.has(key) && !this.getCanonicalKey(key)) {\n return super.add(key);\n }\n return this;\n }\n /**\n * @param {string} key\n */\n has(key) {\n return (\n super.has(key) ||\n [...this.keys()].some(\n existingKey => existingKey.toLowerCase() === key.toLowerCase()\n )\n );\n }\n /**\n * @param {string} key\n */\n delete(key) {\n return super.has(key)\n ? super.delete(key)\n : super.delete(this.getCanonicalKey(key));\n }\n /**\n * @param {string} key\n */\n getCanonicalKey(key) {\n return super.has(key)\n ? key\n : [...this.keys()].find(\n existingKey => existingKey.toLowerCase() === key.toLowerCase()\n );\n }\n}\n\n/**\n * @param {HTMLElement} node\n */\nexport function makeSafeCopy(node) {\n const clone = node.cloneNode(true);\n clone.querySelectorAll(\"[id]\").forEach(elem => elem.removeAttribute(\"id\"));\n clone.querySelectorAll(\"dfn\").forEach(dfn => {\n renameElement(dfn, \"span\", { copyAttributes: false });\n });\n if (clone.hasAttribute(\"id\")) clone.removeAttribute(\"id\");\n removeCommentNodes(clone);\n return clone;\n}\n\n/**\n * @param {Node} node\n */\nexport function removeCommentNodes(node) {\n const walker = document.createTreeWalker(node, NodeFilter.SHOW_COMMENT);\n for (const comment of [...walkTree(walker)]) {\n comment.remove();\n }\n}\n\n/**\n * @template {Node} T\n * @param {TreeWalker} walker\n * @return {IterableIterator}\n */\nfunction* walkTree(walker) {\n while (walker.nextNode()) {\n yield /** @type {T} */ (walker.currentNode);\n }\n}\n\n/**\n * @template ValueType\n * @extends {Map}\n */\nexport class CaseInsensitiveMap extends Map {\n /**\n * @param {Array<[string, ValueType]>} [entries]\n */\n constructor(entries = []) {\n super();\n entries.forEach(([key, elem]) => {\n this.set(key, elem);\n });\n return this;\n }\n /**\n * @param {String} key\n * @param {ValueType} value\n */\n set(key, value) {\n super.set(key.toLowerCase(), value);\n return this;\n }\n /**\n * @param {String} key\n */\n get(key) {\n return super.get(key.toLowerCase());\n }\n /**\n * @param {String} key\n */\n has(key) {\n return super.has(key.toLowerCase());\n }\n /**\n * @param {String} key\n */\n delete(key) {\n return super.delete(key.toLowerCase());\n }\n}\n\nexport class RespecError extends Error {\n /**\n * @param {Parameters[0]} message\n * @param {Parameters[1]} plugin\n * @param {Parameters[2] & { isWarning: boolean }} options\n */\n constructor(message, plugin, options) {\n super(message);\n const name = options.isWarning ? \"ReSpecWarning\" : \"ReSpecError\";\n Object.assign(this, { message, plugin, name, ...options });\n if (options.elements) {\n options.elements.forEach(elem =>\n markAsOffending(elem, message, options.title)\n );\n }\n }\n\n toJSON() {\n const { message, name, stack } = this;\n // @ts-expect-error https://github.com/microsoft/TypeScript/issues/26792\n const { plugin, hint, elements, title, details } = this;\n return { message, name, plugin, hint, elements, title, details, stack };\n }\n}\n\n/**\n * @param {string} message\n * @param {string} pluginName Name of plugin that caused the error.\n * @param {object} [options]\n * @param {string} [options.hint] How to solve the error?\n * @param {HTMLElement[]} [options.elements] Offending elements.\n * @param {string} [options.title] Title attribute for offending elements. Can be a shorter form of the message.\n * @param {string} [options.details] Any further details/context.\n */\nexport function showError(message, pluginName, options = {}) {\n const opts = { ...options, isWarning: false };\n pub(\"error\", new RespecError(message, pluginName, opts));\n}\n\n/**\n * @param {string} message\n * @param {string} pluginName Name of plugin that caused the error.\n * @param {object} [options]\n * @param {string} [options.hint] How to solve the error?\n * @param {HTMLElement[]} [options.elements] Offending elements.\n * @param {string} [options.title] Title attribute for offending elements. Can be a shorter form of the message.\n * @param {string} [options.details] Any further details/context.\n */\nexport function showWarning(message, pluginName, options = {}) {\n const opts = { ...options, isWarning: true };\n pub(\"warn\", new RespecError(message, pluginName, opts));\n}\n\n/**\n * Makes a string `coded`.\n *\n * @param {string} item\n * @returns {string}\n */\nexport function toMDCode(item) {\n return item ? `\\`${item}\\`` : \"\";\n}\n\n/**\n * Joins an array of strings, wrapping each string in back-ticks (`) for inline markdown code.\n *\n * @param {string[]} array\n * @param {object} options\n * @param {boolean} options.quotes Surround each item in quotes\n */\nexport function codedJoinOr(array, { quotes } = { quotes: false }) {\n return joinOr(array, quotes ? s => toMDCode(addQuotes(s)) : toMDCode);\n}\n\n/**\n * Wraps in back-ticks ` for code.\n *\n * @param {string[]} array\n * @param {object} options\n * @param {boolean} options.quotes Surround each item in quotes\n */\nexport function codedJoinAnd(array, { quotes } = { quotes: false }) {\n return joinAnd(array, quotes ? s => toMDCode(addQuotes(s)) : toMDCode);\n}\n\nfunction addQuotes(item) {\n return String(item) ? `\"${item}\"` : \"\";\n}\n\n/**\n * Tagged template string, helps with linking to documentation.\n * Things inside [squareBrackets] are considered direct links to the documentation.\n * To alias something, one can use a \"|\", like [respecConfig|#respec-configuration].\n * @param {TemplateStringsArray} strings\n * @param {string[]} keys\n */\nexport function docLink(strings, ...keys) {\n const linkifiedStr = strings\n .map((s, i) => {\n const key = keys[i];\n if (!key) {\n return s;\n }\n // Linkables are wrapped in square brackets\n if (!key.startsWith(\"[\") && !key.endsWith(\"]\")) {\n return s + key;\n }\n\n const [linkingText, href] = key.slice(1, -1).split(\"|\");\n if (href) {\n const url = new URL(href, \"https://respec.org/docs/\");\n return `${s}[${linkingText}](${url})`;\n }\n return `${s}[\\`${linkingText}\\`](https://respec.org/docs/#${linkingText})`;\n })\n .join(\"\");\n return reindent(linkifiedStr);\n}\n","// @ts-check\n/**\n * module: core/exporter\n * Exports a ReSpec document, based on mime type, so it can be saved, etc.\n * Also performs cleanup, removing things that shouldn't be in published documents.\n * That is, elements that have a \"removeOnSave\" css class.\n */\n\nimport { removeCommentNodes, removeReSpec } from \"./utils.js\";\nimport { expose } from \"./expose-modules.js\";\nimport { html } from \"./import-maps.js\";\nimport { pub } from \"./pubsubhub.js\";\n\nconst mimeTypes = new Map([\n [\"text/html\", \"html\"],\n [\"application/xml\", \"xml\"],\n]);\n\n/**\n * Creates a dataURI from a ReSpec document. It also cleans up the document\n * removing various things.\n *\n * @param {String} mimeType mimetype. one of `mimeTypes` above\n * @param {Document} doc document to export. useful for testing purposes\n * @returns a stringified data-uri of document that can be saved.\n */\nexport function rsDocToDataURL(mimeType, doc = document) {\n const format = mimeTypes.get(mimeType);\n if (!format) {\n const validTypes = [...mimeTypes.values()].join(\", \");\n const msg = `Invalid format: ${mimeType}. Expected one of: ${validTypes}.`;\n throw new TypeError(msg);\n }\n const data = serialize(format, doc);\n const encodedString = encodeURIComponent(data);\n return `data:${mimeType};charset=utf-8,${encodedString}`;\n}\n\nexport function serialize(format, doc) {\n const cloneDoc = doc.cloneNode(true);\n cleanup(cloneDoc);\n let result = \"\";\n switch (format) {\n case \"xml\":\n result = new XMLSerializer().serializeToString(cloneDoc);\n break;\n default: {\n prettify(cloneDoc);\n if (cloneDoc.doctype) {\n result += new XMLSerializer().serializeToString(cloneDoc.doctype);\n }\n result += cloneDoc.documentElement.outerHTML;\n }\n }\n return result;\n}\n\nfunction cleanup(cloneDoc) {\n const { head, body, documentElement } = cloneDoc;\n removeCommentNodes(cloneDoc);\n\n cloneDoc\n .querySelectorAll(\".removeOnSave, #toc-nav\")\n .forEach(elem => elem.remove());\n body.classList.remove(\"toc-sidebar\");\n removeReSpec(documentElement);\n\n const insertions = cloneDoc.createDocumentFragment();\n\n // Move meta viewport, as it controls the rendering on mobile.\n const metaViewport = cloneDoc.querySelector(\"meta[name='viewport']\");\n if (metaViewport && head.firstChild !== metaViewport) {\n insertions.appendChild(metaViewport);\n }\n\n // Move charset to near top, as it needs to be in the first 512 bytes.\n let metaCharset = cloneDoc.querySelector(\n \"meta[charset], meta[content*='charset=']\"\n );\n if (!metaCharset) {\n metaCharset = html``;\n }\n insertions.appendChild(metaCharset);\n\n // Add meta generator\n const respecVersion = `ReSpec ${window.respecVersion || \"Developer Channel\"}`;\n const metaGenerator = html`\n \n `;\n\n insertions.appendChild(metaGenerator);\n head.prepend(insertions);\n pub(\"beforesave\", documentElement);\n}\n\n/** @param {Document} cloneDoc */\nfunction prettify(cloneDoc) {\n cloneDoc.querySelectorAll(\"style\").forEach(el => {\n el.innerHTML = `\\n${el.innerHTML}\\n`;\n });\n cloneDoc.querySelectorAll(\"head > *\").forEach(el => {\n el.outerHTML = `\\n${el.outerHTML}`;\n });\n}\n\nexpose(\"core/exporter\", { rsDocToDataURL });\n","// @ts-check\n/**\n * This module adds a `respec` object to the `document` with the following\n * readonly properties:\n * - version: returns version of ReSpec Script.\n * - ready: returns a promise that settles when ReSpec finishes processing.\n *\n */\nimport { serialize } from \"../core/exporter.js\";\nimport { sub } from \"./pubsubhub.js\";\n\nexport const name = \"core/respec-global\";\n\nclass ReSpec {\n constructor() {\n /** @type {Promise} */\n this._respecDonePromise = new Promise(resolve => {\n sub(\"end-all\", () => resolve(), { once: true });\n });\n\n this.errors = [];\n this.warnings = [];\n\n sub(\"error\", rsError => {\n console.error(rsError, rsError.toJSON());\n this.errors.push(rsError);\n });\n sub(\"warn\", rsError => {\n console.warn(rsError, rsError.toJSON());\n this.warnings.push(rsError);\n });\n }\n\n get version() {\n return window.respecVersion;\n }\n\n get ready() {\n return this._respecDonePromise;\n }\n\n async toHTML() {\n return serialize(\"html\", document);\n }\n}\n\nexport function init() {\n const respec = new ReSpec();\n Object.defineProperty(document, \"respec\", { value: respec });\n}\n","// @ts-check\n/**\n * Module core/post-process\n *\n * Corresponds to respecConfig.postProcess and config.afterEnd.\n * - postProcess: an array of functions that get called\n * after processing finishes. This is not recommended and the feature is not\n * tested. Use with care, if you know what you're doing. Chances are you really\n * want to be using a new module with your own profile.\n * - afterEnd: final thing that is called.\n */\nimport { showError } from \"./utils.js\";\n\nexport const name = \"core/post-process\";\n\nexport async function run(config) {\n if (Array.isArray(config.postProcess)) {\n const promises = config.postProcess\n .filter(f => {\n const isFunction = typeof f === \"function\";\n if (!isFunction) {\n const msg = \"Every item in `postProcess` must be a JS function.\";\n showError(msg, name);\n }\n return isFunction;\n })\n .map(async f => {\n try {\n return await f(config, document);\n } catch (err) {\n const msg = `Function ${f.name} threw an error during \\`postProcess\\`.`;\n const hint = \"See developer console.\";\n showError(msg, name, { hint });\n console.error(err);\n }\n });\n await Promise.all(promises);\n }\n if (typeof config.afterEnd === \"function\") {\n await config.afterEnd(config, document);\n }\n}\n","// @ts-check\n/**\n * Module core/pre-process\n *\n * Corresponds to respecConfig.preProcess.\n * - preProcess: an array of functions that get called\n * before anything else happens. This is not recommended and the feature is not\n * tested. Use with care, if you know what you're doing. Chances are you really\n * want to be using a new module with your own profile\n */\nimport { showError } from \"./utils.js\";\n\nexport const name = \"core/pre-process\";\n\nexport async function run(config) {\n if (Array.isArray(config.preProcess)) {\n const promises = config.preProcess\n .filter(f => {\n const isFunction = typeof f === \"function\";\n if (!isFunction) {\n const msg = \"Every item in `preProcess` must be a JS function.\";\n showError(msg, name);\n }\n return isFunction;\n })\n .map(async f => {\n try {\n return await f(config, document);\n } catch (err) {\n const msg = `Function ${f.name} threw an error during \\`preProcess\\`.`;\n const hint = \"See developer console.\";\n showError(msg, name, { hint });\n console.error(err);\n }\n });\n await Promise.all(promises);\n }\n}\n","// @ts-check\n// Module core/base-runner\n// The module in charge of running the whole processing pipeline.\nimport { run as includeConfig } from \"./include-config.js\";\nimport { init as initReSpecGlobal } from \"./respec-global.js\";\nimport { run as overrideConfig } from \"./override-configuration.js\";\nimport { run as postProcess } from \"./post-process.js\";\nimport { run as preProcess } from \"./pre-process.js\";\nimport { pub } from \"./pubsubhub.js\";\nimport { removeReSpec } from \"./utils.js\";\n\nexport const name = \"core/base-runner\";\n\nexport async function runAll(plugs) {\n initReSpecGlobal();\n\n pub(\"start-all\", respecConfig);\n includeConfig(respecConfig);\n overrideConfig(respecConfig);\n performance.mark(`${name}-start`);\n await preProcess(respecConfig);\n\n const runnables = plugs.filter(p => isRunnableModule(p));\n runnables.forEach(\n plug => !plug.name && console.warn(\"Plugin lacks name:\", plug)\n );\n respecConfig.state = {};\n await executePreparePass(runnables, respecConfig);\n await executeRunPass(runnables, respecConfig);\n respecConfig.state = {};\n pub(\"plugins-done\", respecConfig);\n\n await postProcess(respecConfig);\n pub(\"end-all\");\n removeReSpec(document);\n performance.mark(`${name}-end`);\n performance.measure(name, `${name}-start`, `${name}-end`);\n}\n\nfunction isRunnableModule(plug) {\n return plug && (plug.run || plug.Plugin);\n}\n\nasync function executePreparePass(runnables, config) {\n for (const plug of runnables.filter(p => p.prepare)) {\n try {\n await plug.prepare(config);\n } catch (err) {\n console.error(err);\n }\n }\n}\n\nasync function executeRunPass(runnables, config) {\n for (const plug of runnables) {\n const name = plug.name || \"\";\n\n try {\n // eslint-disable-next-line no-async-promise-executor\n await new Promise(async (resolve, reject) => {\n const timerId = setTimeout(() => {\n const msg = `Plugin ${name} took too long.`;\n console.error(msg, plug);\n reject(new Error(msg));\n }, 15000);\n\n performance.mark(`${name}-start`);\n try {\n if (plug.Plugin) {\n await new plug.Plugin(config).run();\n resolve();\n } else if (plug.run) {\n await plug.run(config);\n resolve();\n }\n } catch (err) {\n reject(err);\n } finally {\n clearTimeout(timerId);\n performance.mark(`${name}-end`);\n performance.measure(name, `${name}-start`, `${name}-end`);\n }\n });\n } catch (error) {\n console.error(error);\n }\n }\n}\n","// @ts-check\n// Module core/override-configuration\n// A helper module that makes it possible to override settings specified in respecConfig\n// by passing them as a query string. This is useful when you just want to make a few\n// tweaks to a document before generating the snapshot, without mucking with the source.\n// For example, you can change the status and date by appending:\n// ?specStatus=LC&publishDate=2012-03-15\nimport { pub } from \"./pubsubhub.js\";\n\nexport const name = \"core/override-configuration\";\n\nexport function run(config) {\n const params = new URLSearchParams(document.location.search);\n const overrideEntries = Array.from(params)\n .filter(([key, value]) => !!key && !!value)\n .map(([codedKey, codedValue]) => {\n const key = decodeURIComponent(codedKey);\n const decodedValue = decodeURIComponent(codedValue.replace(/%3D/g, \"=\"));\n let value;\n try {\n value = JSON.parse(decodedValue);\n } catch {\n value = decodedValue;\n }\n return [key, value];\n });\n const overrideProps = Object.fromEntries(overrideEntries);\n Object.assign(config, overrideProps);\n pub(\"amend-user-config\", overrideProps);\n}\n","const css = String.raw;\n\n// Prettier ignore only to keep code indented from level 0.\n// prettier-ignore\nexport default css`\n.respec-modal .close-button {\n position: absolute;\n z-index: inherit;\n padding: 0.2em;\n font-weight: bold;\n cursor: pointer;\n margin-left: 5px;\n border: none;\n background: transparent;\n}\n\n#respec-ui {\n position: fixed;\n display: flex;\n flex-direction: row-reverse;\n top: 20px;\n right: 20px;\n width: 202px;\n text-align: right;\n z-index: 9000;\n}\n\n\n#respec-pill,\n.respec-info-button {\n height: 2.4em;\n background: #fff;\n color: rgb(120, 120, 120);\n border: 1px solid #ccc;\n box-shadow: 1px 1px 8px 0 rgba(100, 100, 100, 0.5);\n padding: 0.2em 0em;\n}\n\n.respec-info-button {\n border: none;\n opacity: 0.75;\n border-radius: 2em;\n margin-right: 1em;\n min-width: 3.5em;\n will-change: opacity;\n}\n\n.respec-info-button:focus,\n.respec-info-button:hover {\n opacity: 1;\n transition: opacity 0.2s;\n}\n\n#respec-pill {\n width: 4.8em;\n}\n\n#respec-pill:not(:disabled) {\n animation: respec-fadein 0.6s ease-in-out;\n}\n\n@keyframes respec-fadein {\n from {\n margin-top: -1.2em;\n border-radius: 50%;\n border: 0.2em solid rgba(100, 100, 100, 0.5);\n box-shadow: none;\n height: 4.8em;\n }\n to {\n margin-top: 0;\n border: 1px solid #ccc;\n border-radius: 0;\n box-shadow: 1px 1px 8px 0 rgba(100, 100, 100, 0.5);\n height: 2.4em;\n }\n}\n\n#respec-pill:disabled {\n margin-top: -1.2em;\n position: relative;\n border: none;\n box-shadow: none;\n border-radius: 50%;\n width: 4.8em;\n height: 4.8em;\n padding: 0;\n}\n\n#respec-pill:disabled::after {\n position: absolute;\n content: '';\n inset: -0.2em;\n border-radius: 50%;\n border: 0.2em solid rgba(100, 100, 100, 0.5);\n border-left: 0.2em solid transparent;\n animation: respec-spin 0.5s infinite linear;\n}\n\n@media (prefers-reduced-motion) {\n #respec-pill:not(:disabled) {\n animation: none;\n }\n\n #respec-pill:disabled::after {\n animation: none;\n border-left: 0.2em solid rgba(100, 100, 100, 0.5);\n }\n}\n\n@keyframes respec-spin {\n 0% {\n transform: rotate(0deg);\n }\n 100% {\n transform: rotate(360deg);\n }\n}\n\n.respec-hidden {\n visibility: hidden;\n opacity: 0;\n transition: visibility 0s 0.2s, opacity 0.2s linear;\n}\n\n.respec-visible {\n visibility: visible;\n opacity: 1;\n transition: opacity 0.2s linear;\n}\n\n#respec-pill:hover,\n#respec-pill:focus {\n color: rgb(0, 0, 0);\n background-color: rgb(245, 245, 245);\n transition: color 0.2s;\n}\n\n#respec-menu {\n position: absolute;\n margin: 0;\n padding: 0;\n font-family: sans-serif;\n background: #fff;\n box-shadow: 1px 1px 8px 0 rgba(100, 100, 100, 0.5);\n width: 200px;\n display: none;\n text-align: left;\n margin-top: 32px;\n font-size: 0.8em;\n}\n\n#respec-menu:not([hidden]) {\n display: block;\n}\n\n#respec-menu li {\n list-style-type: none;\n margin: 0;\n padding: 0;\n}\n\n.respec-save-buttons {\n display: grid;\n grid-template-columns: repeat(auto-fill, minmax(47%, 2fr));\n grid-gap: 0.5cm;\n padding: 0.5cm;\n}\n\n.respec-save-button:link {\n padding-top: 16px;\n color: rgb(240, 240, 240);\n background: rgb(42, 90, 168);\n justify-self: stretch;\n height: 1cm;\n text-decoration: none;\n text-align: center;\n font-size: inherit;\n border: none;\n border-radius: 0.2cm;\n}\n\n.respec-save-button:link:hover {\n color: white;\n background: rgb(42, 90, 168);\n padding: 0;\n margin: 0;\n border: 0;\n padding-top: 16px;\n}\n\n.respec-save-button:link:focus {\n background: #193766;\n}\n\n#respec-ui button:focus,\n#respec-pill:focus,\n.respec-option:focus {\n outline: 0;\n outline-style: none;\n}\n\n#respec-pill-error {\n background-color: red;\n color: white;\n}\n\n#respec-pill-warning {\n background-color: orange;\n color: white;\n}\n\n.respec-warning-list,\n.respec-error-list {\n margin: 0;\n padding: 0;\n font-family: sans-serif;\n font-size: 0.85em;\n}\n\n.respec-warning-list {\n background-color: rgb(255, 251, 230);\n}\n\n:is(.respec-warning-list,.respec-error-list) > li {\n list-style-type: none;\n margin: 0;\n padding: .5em 0;\n padding-left: 2em;\n padding-right: .5em;\n}\n\n:is(.respec-warning-list,.respec-error-list) > li + li {\n margin-top: 0.5rem;\n}\n\n:is(.respec-warning-list,.respec-error-list) > li:before {\n position: absolute;\n left: .4em;\n}\n\n:is(.respec-warning-list,.respec-error-list) p {\n padding: 0;\n margin: 0;\n}\n\n.respec-warning-list > li {\n color: rgb(92, 59, 0);\n border-bottom: thin solid rgb(255, 245, 194);\n}\n\n.respec-error-list,\n.respec-error-list li {\n background-color: rgb(255, 240, 240);\n}\n\n.respec-warning-list > li::before {\n content: \"⚠️\";\n}\n\n.respec-error-list > li::before {\n content: \"💥\";\n}\n\n.respec-error-list > li {\n color: rgb(92, 59, 0);\n border-bottom: thin solid rgb(255, 215, 215);\n}\n\n:is(.respec-warning-list,.respec-error-list) > li li {\n list-style: disc;\n}\n\n#respec-overlay {\n display: block;\n position: fixed;\n z-index: 10000;\n top: 0px;\n left: 0px;\n height: 100%;\n width: 100%;\n background: #000;\n}\n\n.respec-show-overlay {\n transition: opacity 0.2s linear;\n opacity: 0.5;\n}\n\n.respec-hide-overlay {\n transition: opacity 0.2s linear;\n opacity: 0;\n}\n\n.respec-modal {\n display: block;\n position: fixed;\n z-index: 11000;\n top: 10%;\n background: #fff;\n border: 5px solid #666;\n min-width: 20%;\n padding: 0;\n max-height: 80%;\n overflow-y: auto;\n margin: 0 -0.5cm;\n left: 20%;\n max-width: 75%;\n min-width: 60%;\n}\n\n\n.respec-modal h3 {\n margin: 0;\n padding: 0.2em;\n text-align: center;\n color: black;\n background: linear-gradient(\n to bottom,\n rgba(238, 238, 238, 1) 0%,\n rgba(238, 238, 238, 1) 50%,\n rgba(204, 204, 204, 1) 100%\n );\n font-size: 1em;\n}\n\n#respec-menu button.respec-option {\n background: white;\n border: none;\n width: 100%;\n text-align: left;\n font-size: inherit;\n padding: 1.2em 1.2em;\n}\n\n#respec-menu button.respec-option:hover {\n background-color: #eeeeee;\n}\n\n.respec-cmd-icon {\n padding-right: 0.5em;\n}\n\n#respec-ui button.respec-option:first-child {\n margin-top: 0;\n}\n#respec-ui button.respec-option:last-child {\n border: none;\n border-radius: inherit;\n margin-bottom: 0;\n}\n\n.respec-button-copy-paste {\n position: absolute;\n height: 28px;\n width: 40px;\n cursor: pointer;\n background-image: linear-gradient(#fcfcfc, #eee);\n border: 1px solid rgb(144, 184, 222);\n border-left: 0;\n border-radius: 0px 0px 3px 0;\n -webkit-user-select: none;\n user-select: none;\n -webkit-appearance: none;\n top: 0;\n left: 127px;\n}\n\n@media print {\n #respec-ui {\n display: none;\n }\n}\n\n.respec-iframe {\n width: 100%;\n min-height: 550px;\n height: 100%;\n overflow: hidden;\n padding: 0;\n margin: 0;\n border: 0;\n}\n\n.respec-iframe:not(.ready) {\n background: url(\"https://respec.org/xref/loader.gif\") no-repeat center;\n}\n\n.respec-iframe + a[href] {\n font-size: 0.9rem;\n float: right;\n margin: 0 0.5em 0.5em;\n border-bottom-width: 1px;\n}\n\np:is(.respec-hint,.respec-occurrences) {\n display: block;\n margin-top: 0.5em;\n}\n\n.respec-plugin {\n text-align: right;\n color: rgb(120, 120, 120, .5);\n font-size: 0.6em;\n}\n`;\n","// @ts-check\n/**\n * Module core/markdown\n * Handles the optional markdown processing.\n *\n * Markdown support is optional. It is enabled by setting the `format`\n * property of the configuration object to \"markdown.\"\n *\n * We use marked for parsing Markdown:\n * https://github.com/chjj/marked\n *\n */\n\nimport { getElementIndentation } from \"./utils.js\";\nimport { marked } from \"./import-maps.js\";\nimport { reindent } from \"./reindent.js\";\nexport const name = \"core/markdown\";\n\nconst gtEntity = />/gm;\nconst ampEntity = /&/gm;\nclass Renderer extends marked.Renderer {\n code(code, infoString, isEscaped) {\n const { language, ...metaData } = Renderer.parseInfoString(infoString);\n\n // regex to check whether the language is webidl\n if (/(^webidl$)/i.test(language)) {\n return `
    ${code}
    `;\n }\n\n const html = super.code(code, language, isEscaped);\n\n const { example, illegalExample } = metaData;\n if (!example && !illegalExample) return html;\n\n const title = example || illegalExample;\n const className = `${language} ${example ? \"example\" : \"illegal-example\"}`;\n return html.replace(\"
    \", `
    `);\n  }\n\n  image(href, title, text) {\n    if (!title) {\n      return super.image(href, title, text);\n    }\n    const html = String.raw;\n    return html`\n      
    \n        \"${text}\"\n        
    ${title}
    \n      
    \n    `;\n  }\n\n  /**\n   * @param {string} infoString\n   */\n  static parseInfoString(infoString) {\n    const firstSpace = infoString.search(/\\s/);\n    if (firstSpace === -1) {\n      return { language: infoString };\n    }\n\n    const language = infoString.slice(0, firstSpace);\n    const metaDataStr = infoString.slice(firstSpace + 1);\n    let metaData;\n    if (metaDataStr) {\n      try {\n        metaData = JSON.parse(`{ ${metaDataStr} }`);\n      } catch (error) {\n        console.error(error);\n      }\n    }\n\n    return { language, ...metaData };\n  }\n\n  heading(text, level, raw, slugger) {\n    const headingWithIdRegex = /(.+)\\s+{#([\\w-]+)}$/;\n    if (headingWithIdRegex.test(text)) {\n      const [, textContent, id] = text.match(headingWithIdRegex);\n      return `${textContent}`;\n    }\n    return super.heading(text, level, raw, slugger);\n  }\n}\n\nconst config = {\n  sanitize: false,\n  gfm: true,\n  headerIds: false,\n  langPrefix: \"\",\n  renderer: new Renderer(),\n};\n\n/**\n * @param {string} text\n * @param {object} options\n * @param {boolean} options.inline\n */\nexport function markdownToHtml(text, options = { inline: false }) {\n  const normalizedLeftPad = reindent(text);\n  // As markdown is pulled from HTML, > and & are already escaped and\n  // so blockquotes aren't picked up by the parser. This fixes it.\n  const potentialMarkdown = normalizedLeftPad\n    .replace(gtEntity, \">\")\n    .replace(ampEntity, \"&\");\n\n  const result = options.inline\n    ? marked.parseInline(potentialMarkdown, config)\n    : marked.parse(potentialMarkdown, config);\n  return result;\n}\n\n/**\n * @param {string} selector\n * @return {(el: Element) => Element[]}\n */\nfunction convertElements(selector) {\n  return element => {\n    const elements = element.querySelectorAll(selector);\n    elements.forEach(convertElement);\n    return Array.from(elements);\n  };\n}\n\n/**\n * @param {Element} element\n */\nfunction convertElement(element) {\n  for (const pre of element.getElementsByTagName(\"pre\")) {\n    // HTML parser implicitly removes a newline after 
    \n    // which breaks reindentation algorithm\n    pre.prepend(\"\\n\");\n  }\n  element.innerHTML = markdownToHtml(element.innerHTML);\n}\n\n/**\n * CommonMark requires additional empty newlines between markdown and HTML lines.\n * This function adds them as a backward compatibility workaround.\n * @param {HTMLElement} element\n * @param {string} selector\n */\nfunction workaroundBlockLevelMarkdown(element, selector) {\n  /** @type {NodeListOf} */\n  const elements = element.querySelectorAll(selector);\n  for (const element of elements) {\n    const { innerHTML } = element;\n    if (/^<\\w/.test(innerHTML.trimStart())) {\n      // if the block content starts with HTML-like format\n      // then assume it doesn't need a workaround\n      continue;\n    }\n    // Double newlines are needed to be parsed as Markdown\n    const lines = innerHTML.split(\"\\n\");\n    const firstTwo = lines.slice(0, 2).join(\"\\n\");\n    const lastTwo = lines.slice(-2).join(\"\\n\");\n    if (firstTwo.trim()) {\n      element.prepend(\"\\n\\n\");\n    }\n    if (lastTwo.trim()) {\n      // keep the indentation of the end tag\n      const indentation = getElementIndentation(element);\n      element.append(`\\n\\n${indentation}`);\n    }\n  }\n}\n\n/**\n * @param {Iterable} elements\n */\nfunction substituteWithTextNodes(elements) {\n  Array.from(elements).forEach(element => {\n    element.replaceWith(element.textContent);\n  });\n}\n\nconst processMDSections = convertElements(\"[data-format='markdown']:not(body)\");\nconst blockLevelElements =\n  \"[data-format=markdown], section, div, address, article, aside, figure, header, main\";\n\nexport function run(conf) {\n  const hasMDSections = !!document.querySelector(\n    \"[data-format=markdown]:not(body)\"\n  );\n  const isMDFormat = conf.format === \"markdown\";\n  if (!isMDFormat && !hasMDSections) {\n    return; // Nothing to be done\n  }\n  // Only has markdown-format sections\n  if (!isMDFormat) {\n    processMDSections(document.body);\n    return;\n  }\n  // We transplant the UI to do the markdown processing\n  const rsUI = document.getElementById(\"respec-ui\");\n  rsUI.remove();\n  // The new body will replace the old body\n  const newBody = document.body.cloneNode(true);\n  // Marked expects markdown be flush against the left margin\n  // so we need to normalize the inner text of some block\n  // elements.\n  workaroundBlockLevelMarkdown(newBody, blockLevelElements);\n  convertElement(newBody);\n  // Remove links where class .nolinks\n  substituteWithTextNodes(newBody.querySelectorAll(\".nolinks a[href]\"));\n  // Frankenstein the whole thing back together\n  newBody.append(rsUI);\n  document.body.replaceWith(newBody);\n}\n","// @ts-check\n// Module core/ui\n// Handles the ReSpec UI\n// XXX TODO\n//  - look at other UI things to add\n//      - list issues\n//      - lint: validator, link checker, check WebIDL, ID references\n//      - save to GitHub\n//  - make a release candidate that people can test\n//  - once we have something decent, merge, ship as 3.2.0\nimport { html, pluralize } from \"./import-maps.js\";\nimport css from \"../styles/ui.css.js\";\nimport { markdownToHtml } from \"./markdown.js\";\nimport { reindent } from \"./reindent.js\";\nimport { sub } from \"./pubsubhub.js\";\nexport const name = \"core/ui\";\n\n// Opportunistically inserts the style, with the chance to reduce some FOUC\ninsertStyle();\n\nfunction insertStyle() {\n  const styleElement = document.createElement(\"style\");\n  styleElement.id = \"respec-ui-styles\";\n  styleElement.textContent = css;\n  styleElement.classList.add(\"removeOnSave\");\n  document.head.appendChild(styleElement);\n  return styleElement;\n}\n\nfunction ariaDecorate(elem, ariaMap) {\n  if (!elem) {\n    return;\n  }\n  Array.from(ariaMap).forEach(([name, value]) => {\n    elem.setAttribute(`aria-${name}`, value);\n  });\n}\n\nconst respecUI = html``;\nconst menu = html``;\nconst closeButton = html` ui.closeModal()}\n  title=\"Close\"\n>\n  ❌\n`;\nwindow.addEventListener(\"load\", () => trapFocus(menu));\nlet modal;\nlet overlay;\nconst errors = [];\nconst warnings = [];\nconst buttons = {};\n\nsub(\"start-all\", () => document.body.prepend(respecUI), { once: true });\nsub(\"end-all\", () => document.body.prepend(respecUI), { once: true });\n\nconst respecPill = html``;\nrespecUI.appendChild(respecPill);\nrespecPill.addEventListener(\"click\", e => {\n  e.stopPropagation();\n  respecPill.setAttribute(\"aria-expanded\", String(menu.hidden));\n  toggleMenu();\n  menu.querySelector(\"li:first-child button\").focus();\n});\n\ndocument.documentElement.addEventListener(\"click\", () => {\n  if (!menu.hidden) {\n    toggleMenu();\n  }\n});\nrespecUI.appendChild(menu);\n\nmenu.addEventListener(\"keydown\", e => {\n  if (e.key === \"Escape\" && !menu.hidden) {\n    respecPill.setAttribute(\"aria-expanded\", String(menu.hidden));\n    toggleMenu();\n    respecPill.focus();\n  }\n});\n\nfunction toggleMenu() {\n  menu.classList.toggle(\"respec-hidden\");\n  menu.classList.toggle(\"respec-visible\");\n  menu.hidden = !menu.hidden;\n}\n\n// Code adapted from https://hiddedevries.nl/en/blog/2017-01-29-using-javascript-to-trap-focus-in-an-element\nfunction trapFocus(element) {\n  const focusableEls = element.querySelectorAll(\n    \"a[href]:not([disabled]), button:not([disabled]), textarea:not([disabled]), input:not([disabled]), select:not([disabled])\"\n  );\n  const firstFocusableEl = focusableEls[0];\n  const lastFocusableEl = focusableEls[focusableEls.length - 1];\n  if (firstFocusableEl) {\n    firstFocusableEl.focus();\n  }\n  element.addEventListener(\"keydown\", e => {\n    if (e.key !== \"Tab\") {\n      return;\n    }\n    // shift + tab\n    if (e.shiftKey) {\n      if (document.activeElement === firstFocusableEl) {\n        lastFocusableEl.focus();\n        e.preventDefault();\n      }\n    }\n    // tab\n    else if (document.activeElement === lastFocusableEl) {\n      firstFocusableEl.focus();\n      e.preventDefault();\n    }\n  });\n}\n\nconst ariaMap = new Map([\n  [\"controls\", \"respec-menu\"],\n  [\"expanded\", \"false\"],\n  [\"haspopup\", \"true\"],\n  [\"label\", \"ReSpec Menu\"],\n]);\nariaDecorate(respecPill, ariaMap);\n\nfunction errWarn(err, arr, butName, title) {\n  arr.push(err);\n  if (!buttons.hasOwnProperty(butName)) {\n    buttons[butName] = createWarnButton(butName, arr, title);\n    respecUI.appendChild(buttons[butName]);\n  }\n  const button = buttons[butName];\n  button.textContent = arr.length;\n  const label = arr.length === 1 ? pluralize.singular(title) : title;\n  const ariaMap = new Map([[\"label\", `${arr.length} ${label}`]]);\n  ariaDecorate(button, ariaMap);\n}\n\nfunction createWarnButton(butName, arr, title) {\n  const buttonId = `respec-pill-${butName}`;\n  const button = html``;\n  button.addEventListener(\"click\", () => {\n    button.setAttribute(\"aria-expanded\", \"true\");\n    const ol = html`
      `;\n    for (const err of arr) {\n      const fragment = document\n        .createRange()\n        .createContextualFragment(rsErrorToHTML(err));\n      const li = document.createElement(\"li\");\n      // if it's only a single element, just copy the contents into li\n      if (fragment.firstElementChild === fragment.lastElementChild) {\n        li.append(...fragment.firstElementChild.childNodes);\n        // Otherwise, take everything.\n      } else {\n        li.appendChild(fragment);\n      }\n      ol.appendChild(li);\n    }\n    ui.freshModal(title, ol, button);\n  });\n  const ariaMap = new Map([\n    [\"expanded\", \"false\"],\n    [\"haspopup\", \"true\"],\n    [\"controls\", `respec-pill-${butName}-modal`],\n  ]);\n  ariaDecorate(button, ariaMap);\n  return button;\n}\n\nexport const ui = {\n  show() {\n    try {\n      respecUI.hidden = false;\n    } catch (err) {\n      console.error(err);\n    }\n  },\n  hide() {\n    respecUI.hidden = true;\n  },\n  enable() {\n    respecPill.removeAttribute(\"disabled\");\n  },\n  /**\n   * @param {string} _keyShort shortcut key. unused - kept for backward compatibility.\n   */\n  addCommand(label, handler, _keyShort, icon) {\n    icon = icon || \"\";\n    const id = `respec-button-${label.toLowerCase().replace(/\\s+/, \"-\")}`;\n    const button = html``;\n    const menuItem = html`
    1. ${button}
      2. `;\n    menuItem.addEventListener(\"click\", handler);\n    menu.appendChild(menuItem);\n    return button;\n  },\n  error(rsError) {\n    errWarn(rsError, errors, \"error\", \"ReSpec Errors\");\n  },\n  warning(rsError) {\n    errWarn(rsError, warnings, \"warning\", \"ReSpec Warnings\");\n  },\n  closeModal(owner) {\n    if (overlay) {\n      overlay.classList.remove(\"respec-show-overlay\");\n      overlay.classList.add(\"respec-hide-overlay\");\n      overlay.addEventListener(\"transitionend\", () => {\n        overlay.remove();\n        overlay = null;\n      });\n    }\n    if (owner) {\n      owner.setAttribute(\"aria-expanded\", \"false\");\n    }\n    if (!modal) return;\n    modal.remove();\n    modal = null;\n    respecPill.focus();\n  },\n  freshModal(title, content, currentOwner) {\n    if (modal) modal.remove();\n    if (overlay) overlay.remove();\n    overlay = html`
      `;\n    const id = `${currentOwner.id}-modal`;\n    const headingId = `${id}-heading`;\n    modal = html`\n      ${closeButton}\n      
      ${title}
      \n      
      ${content}
      \n    `;\n    const ariaMap = new Map([[\"labelledby\", headingId]]);\n    ariaDecorate(modal, ariaMap);\n    document.body.append(overlay, modal);\n    overlay.addEventListener(\"click\", () => this.closeModal(currentOwner));\n    overlay.classList.toggle(\"respec-show-overlay\");\n    modal.hidden = false;\n    trapFocus(modal);\n  },\n};\ndocument.addEventListener(\"keydown\", ev => {\n  if (ev.key === \"Escape\") {\n    ui.closeModal();\n  }\n});\nwindow.respecUI = ui;\nsub(\"error\", details => ui.error(details));\nsub(\"warn\", details => ui.warning(details));\n\nfunction rsErrorToHTML(err) {\n  if (typeof err === \"string\") {\n    return err;\n  }\n\n  const plugin = err.plugin\n    ? `
      (plugin: \"${err.plugin}\")
      `\n    : \"\";\n\n  const hint = err.hint\n    ? `\\n${markdownToHtml(\n        `
      How to fix: ${reindent(\n          err.hint\n        )}`,\n        {\n          inline: !err.hint.includes(\"\\n\"),\n        }\n      )}\\n`\n    : \"\";\n  const elements = Array.isArray(err.elements)\n    ? `
      Occurred ${\n        err.elements.length\n      } times at:
      \n    ${markdownToHtml(err.elements.map(generateMarkdownLink).join(\"\\n\"))}`\n    : \"\";\n  const details = err.details\n    ? `\\n\\n
      \\n${err.details}\\n
      \\n`\n    : \"\";\n  const msg = markdownToHtml(`**${err.message}**`, { inline: true });\n  const result = `${msg}${hint}${elements}${details}${plugin}`;\n  return result;\n}\n\n/**\n * @param {Element} element\n */\nfunction generateMarkdownLink(element) {\n  return `* [\\`<${element.localName}>\\`](#${element.id}) element`;\n}\n","import { runAll } from \"./core/base-runner.js\";\nimport { ui } from \"./core/ui.js\";\n\n// In case everything else fails, we want the error\nwindow.addEventListener(\"error\", ev => {\n  console.error(ev.error, ev.message, ev);\n});\n\nexport async function run(plugins) {\n  try {\n    ui.show();\n    await domReady();\n    await runAll(plugins);\n  } finally {\n    ui.enable();\n  }\n}\n\nasync function domReady() {\n  if (document.readyState === \"loading\") {\n    await new Promise(resolve =>\n      document.addEventListener(\"DOMContentLoaded\", resolve)\n    );\n  }\n}\n","import * as ReSpec from \"../src/respec.js\";\n\nconst modules = [\n  // order is significant\n  import(\"../src/core/location-hash.js\"),\n  import(\"../src/core/l10n.js\"),\n  import(\"../src/w3c/group.js\"),\n  import(\"../src/w3c/defaults.js\"),\n  import(\"../src/core/style.js\"),\n  import(\"../src/w3c/style.js\"),\n  import(\"../src/core/github.js\"),\n  import(\"../src/core/data-include.js\"),\n  import(\"../src/core/markdown.js\"),\n  import(\"../src/core/reindent.js\"),\n  import(\"../src/core/title.js\"),\n  import(\"../src/w3c/level.js\"),\n  import(\"../src/w3c/headers.js\"),\n  import(\"../src/w3c/abstract.js\"),\n  import(\"../src/core/data-transform.js\"),\n  import(\"../src/core/data-abbr.js\"),\n  import(\"../src/core/inlines.js\"),\n  import(\"../src/w3c/conformance.js\"),\n  import(\"../src/core/dfn.js\"),\n  import(\"../src/core/pluralize.js\"),\n  import(\"../src/core/examples.js\"),\n  import(\"../src/core/issues-notes.js\"),\n  import(\"../src/core/best-practices.js\"),\n  import(\"../src/core/figures.js\"),\n  import(\"../src/core/tables.js\"),\n  import(\"../src/core/webidl.js\"),\n  import(\"../src/core/biblio.js\"),\n  import(\"../src/core/link-to-dfn.js\"),\n  import(\"../src/core/xref.js\"),\n  import(\"../src/core/data-cite.js\"),\n  import(\"../src/core/render-biblio.js\"),\n  import(\"../src/core/dfn-index.js\"),\n  import(\"../src/core/contrib.js\"),\n  import(\"../src/core/sections.js\"),\n  import(\"../src/core/fix-headers.js\"),\n  import(\"../src/core/webidl-index.js\"),\n  import(\"../src/core/structure.js\"),\n  import(\"../src/core/informative.js\"),\n  import(\"../src/core/id-headers.js\"),\n  import(\"../src/core/caniuse.js\"),\n  import(\"../src/core/mdn-annotation.js\"),\n  import(\"../src/ui/save-html.js\"),\n  import(\"../src/ui/search-specref.js\"),\n  import(\"../src/ui/search-xref.js\"),\n  import(\"../src/ui/about-respec.js\"),\n  import(\"../src/core/seo.js\"),\n  import(\"../src/w3c/seo.js\"),\n  import(\"../src/core/highlight.js\"),\n  import(\"../src/core/webidl-clipboard.js\"),\n  import(\"../src/core/data-tests.js\"),\n  import(\"../src/core/list-sorter.js\"),\n  import(\"../src/core/highlight-vars.js\"),\n  import(\"../src/core/data-type.js\"),\n  import(\"../src/core/algorithms.js\"),\n  import(\"../src/core/anchor-expander.js\"),\n  import(\"../src/core/dfn-panel.js\"),\n  import(\"../src/core/custom-elements/index.js\"),\n  import(\"../src/core/web-monetization.js\"),\n  import(\"../src/core/before-save.js\"),\n  /* Linters must be the last thing to run */\n  import(\"../src/core/linter-rules/check-charset.js\"),\n  import(\"../src/core/linter-rules/check-punctuation.js\"),\n  import(\"../src/core/linter-rules/check-internal-slots.js\"),\n  import(\"../src/core/linter-rules/local-refs-exist.js\"),\n  import(\"../src/core/linter-rules/no-captionless-tables.js\"),\n  import(\"../src/core/linter-rules/no-unused-dfns.js\"),\n  import(\"../src/core/linter-rules/no-headingless-sections.js\"),\n  import(\"../src/core/linter-rules/no-unused-vars.js\"),\n  import(\"../src/w3c/linter-rules/required-sections.js\"),\n  import(\"../src/core/linter-rules/wpt-tests-exist.js\"),\n  import(\"../src/core/linter-rules/no-http-props.js\"),\n  import(\"../src/core/linter-rules/a11y.js\"),\n  import(\"../src/core/linter-rules/informative-dfn.js\"),\n];\n\nPromise.all(modules)\n  .then(plugins => ReSpec.run(plugins))\n  .catch(err => console.error(err));\n","// @ts-check\n// Module core/location-hash\n// Resets window.location.hash to jump to the right point in the document\n\nexport const name = \"core/location-hash\";\n\nexport function run() {\n  if (!location.hash) {\n    return;\n  }\n  document.respec.ready.then(() => {\n    let hash = decodeURIComponent(location.hash).substr(1);\n    const hasLink = document.getElementById(hash);\n    const isLegacyFrag = /\\W/.test(hash);\n    // Allow some degree of recovery for legacy fragments format.\n    // See https://github.com/w3c/respec/issues/1353\n    if (!hasLink && isLegacyFrag) {\n      const id = hash\n        .replace(/[\\W]+/gim, \"-\")\n        .replace(/^-+/, \"\")\n        .replace(/-+$/, \"\");\n      if (document.getElementById(id)) {\n        hash = id;\n      }\n    }\n    location.hash = `#${hash}`;\n  });\n}\n","// @ts-check\n/**\n * @module w3c/group\n *\n * `group` is a shorthand configuration option for specifying `wg`, `wgId`,\n * `wgURI`, and `wgPatentURI` options.\n */\n\nimport { docLink, fetchAndCache, showError } from \"../core/utils.js\";\n\nexport const name = \"w3c/group\";\n\nconst W3C_GROUPS_API = \"https://respec.org/w3c/groups/\";\nexport async function run(conf) {\n  if (!conf.group) {\n    return;\n  }\n\n  const { group } = conf;\n  const groupDetails = Array.isArray(group)\n    ? await getMultipleGroupDetails(group)\n    : await getGroupDetails(group);\n  Object.assign(conf, groupDetails);\n}\n\n/** @param {string[]} groups */\nasync function getMultipleGroupDetails(groups) {\n  const details = await Promise.all(groups.map(getGroupDetails));\n  /** @type {{ [key in keyof GroupDetails]: GroupDetails[key][] }} */\n  const result = {\n    wg: [],\n    wgId: [],\n    wgURI: [],\n    wgPatentURI: [],\n    wgPatentPolicy: [],\n    groupType: [],\n  };\n  for (const groupDetails of details.filter(o => o)) {\n    for (const key of Object.keys(result)) {\n      result[key].push(groupDetails[key]);\n    }\n  }\n  return result;\n}\n\n/**\n * @param {string} group\n * @typedef {{ wgId: number, wg: string, wgURI: string, wgPatentURI: string, wgPatentPolicy: string, groupType: W3CGroupType }} GroupDetails\n * @returns {Promise}\n */\nasync function getGroupDetails(group) {\n  let type = \"\";\n  let shortname = group;\n  if (group.includes(\"/\")) {\n    [type, shortname] = group.split(\"/\", 2);\n  }\n  const url = new URL(`${shortname}/${type}`, W3C_GROUPS_API);\n  const res = await fetchAndCache(url.href);\n  if (res.ok) {\n    const json = await res.json();\n    const {\n      id: wgId,\n      name: wg,\n      patentURI: wgPatentURI,\n      patentPolicy: wgPatentPolicy,\n      type: groupType,\n      wgURI,\n    } = json;\n    return { wg, wgId, wgURI, wgPatentURI, wgPatentPolicy, groupType };\n  }\n\n  const text = await res.text();\n  let message = `Failed to fetch group details (HTTP: ${res.status}).`;\n  let hint;\n  if (res.status === 409) {\n    [message, hint] = text.split(\"\\n\", 2);\n  } else if (res.status === 404) {\n    hint = docLink`See the list of [supported group names](https://respec.org/w3c/groups/) to use with the ${\"[group]\"} configuration option.`;\n  }\n  showError(message, name, { hint });\n}\n","// @ts-check\nimport { html } from \"../../core/import-maps.js\";\nimport { showWarning } from \"../../core/utils.js\";\n\nconst name = \"core/templates/show-link\";\n\n/**\n * @param {object} link\n * @param {string} link.key\n * @param {string} [link.class]\n * @param {LinkData[]} [link.data]\n */\nexport default function showLink(link) {\n  if (!link.key) {\n    const msg =\n      \"Found a link without `key` attribute in the configuration. See dev console.\";\n    showWarning(msg, name);\n    console.warn(msg, link);\n    return;\n  }\n  return html`\n    
      ${link.key}
      \n    ${link.data ? link.data.map(showLinkData) : showLinkData(link)}\n  `;\n}\n\n/**\n * @typedef {object} LinkData\n * @property {string} [LinkData.class]\n * @property {string} [LinkData.href]\n * @property {string} [LinkData.value]\n * @param {LinkData} data\n */\nfunction showLinkData(data) {\n  return html`
      \n    ${data.href\n      ? html`${data.value || data.href}`\n      : data.value}\n  
      `;\n}\n","// @ts-check\nimport { docLink, showError } from \"../../core/utils.js\";\nimport { html } from \"../../core/import-maps.js\";\n\nconst name = \"core/templates/show-logo\";\n\n/**\n * Logo mapper. Takes a logo structure and converts it to HTML.\n *\n * @param {object} logo\n * @param {string} logo.src\n * @param {string} logo.url\n * @param {string} logo.alt\n * @param {string} [logo.id]\n * @param {number} [logo.width]\n * @param {number} [logo.height]\n * @param {number} index\n */\nexport default function showLogo(logo, index) {\n  /** @type {HTMLAnchorElement} */\n  const a = html`\n  `;\n  if (!logo.alt) {\n    const src = logo.src ? `, with \\`src\\` ${logo.src}, ` : \"\";\n    const msg = `Logo at index ${index}${src} is missing required \"\\`alt\\`\" property.`;\n    const hint = docLink`Add the missing \"\\`alt\\`\" property describing the logo. See ${\"[logos]\"} for more information.`;\n    showError(msg, name, { hint, elements: [a] });\n  }\n  if (!logo.src) {\n    const msg = `Logo at index ${index} is missing \"\\`src\\`\" property.`;\n    const hint = docLink`The \\`src\\` property is required on every logo. See ${\"[logos]\"} for more information.`;\n    showError(msg, name, { hint, elements: [a] });\n  }\n  return a;\n}\n","// @ts-check\n\nconst name = \"core/templates/show-people\";\n\nimport {\n  W3CDate,\n  getIntlData,\n  isValidConfDate,\n  showError,\n  showWarning,\n} from \"../../core/utils.js\";\nimport { html } from \"../../core/import-maps.js\";\n\nconst localizationStrings = {\n  en: {\n    until(date) {\n      return html` Until ${date} `;\n    },\n  },\n  es: {\n    until(date) {\n      return html` Hasta ${date} `;\n    },\n  },\n  ko: {\n    until(date) {\n      return html` ${date} 이전 `;\n    },\n  },\n  ja: {\n    until(date) {\n      return html` ${date} 以前 `;\n    },\n  },\n  de: {\n    until(date) {\n      return html` bis ${date} `;\n    },\n  },\n  zh: {\n    until(date) {\n      return html` 直到 ${date} `;\n    },\n  },\n};\nconst l10n = getIntlData(localizationStrings);\n\nconst orcidIcon = () => html`\n  \n  \n  \n`;\n\n/**\n * @param {Conf} conf\n * @param {\"editors\" | \"authors\" | \"formerEditors\"} propName - the name of the property of the people to render.\n */\nexport default function showPeople(conf, propName) {\n  const people = conf[propName];\n  if (!Array.isArray(people) || !people.length) return; // nothing to show...\n\n  const validatePerson = personValidator(propName);\n  return people.filter(validatePerson).map(personToHTML);\n}\n\n/**\n * @param {Person} person\n */\nfunction personToHTML(person) {\n  // The following are treated as opt-in HTML by hyperHTML\n  // we need to deprecate this!\n  const personName = [person.name];\n  const company = [person.company];\n  const editorId = person.w3cid || null;\n  const contents = [];\n  if (person.mailto) {\n    person.url = `mailto:${person.mailto}`;\n  }\n  if (person.url) {\n    const url = new URL(person.url, document.location.href);\n    const classList =\n      url.protocol === \"mailto:\"\n        ? \"ed_mailto u-email email p-name\"\n        : \"u-url url p-name fn\";\n    contents.push(\n      html`${personName}`\n    );\n  } else {\n    contents.push(html`${personName}`);\n  }\n  if (person.orcid) {\n    contents.push(\n      html`${orcidIcon()}`\n    );\n  }\n  if (person.company) {\n    const hCard = \"p-org org h-org\";\n    const companyElem = person.companyURL\n      ? html`${company}`\n      : html`${company}`;\n    contents.push(html` (${companyElem})`);\n  }\n  if (person.note) {\n    contents.push(document.createTextNode(` (${person.note})`));\n  }\n  if (person.extras) {\n    contents.push(...person.extras.map(extra => html`, ${renderExtra(extra)}`));\n  }\n  const { retiredDate } = person;\n  if (person.retiredDate) {\n    const time = html`